TSTP Solution File: SYN010-1.005.005 by ConnectPP---0.3.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : ConnectPP---0.3.0
% Problem  : SYN010-1.005.005 : TPTP v8.1.2. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : connect++ --verbosity 0 --no-colour --tptp-proof --schedule default %s

% Computer : n019.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Mon Mar 25 14:41:32 EDT 2024

% Result   : Unsatisfiable 0.19s 0.36s
% Output   : Proof 0.19s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : SYN010-1.005.005 : TPTP v8.1.2. Released v1.0.0.
% 0.12/0.13  % Command  : connect++ --verbosity 0 --no-colour --tptp-proof --schedule default %s
% 0.13/0.33  % Computer : n019.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33  % CPULimit : 300
% 0.13/0.33  % WCLimit  : 300
% 0.13/0.33  % DateTime : Wed Mar 20 22:42:48 EDT 2024
% 0.13/0.34  % CPUTime  : 
% 0.19/0.36  % SZS status Unsatisfiable for theBenchmark
% 0.19/0.36  % SZS output start Proof for theBenchmark
% 0.19/0.36  
% 0.19/0.36  % Problem matrix:
% 0.19/0.36  cnf(matrix-0, plain, ( ~p_0 )).
% 0.19/0.36  cnf(matrix-1, plain, ( p_0 | ~p_1_1 | ~p_1_2 | ~p_1_3 | ~p_1_4 | ~p_1_5 )).
% 0.19/0.36  cnf(matrix-2, plain, ( p_1_1 | ~p_2_1 | ~p_2_2 | ~p_2_3 | ~p_2_4 | ~p_2_5 )).
% 0.19/0.36  cnf(matrix-3, plain, ( p_1_2 | ~p_2_1 | ~p_2_2 | ~p_2_3 | ~p_2_4 | ~p_2_5 )).
% 0.19/0.36  cnf(matrix-4, plain, ( p_1_3 | ~p_2_1 | ~p_2_2 | ~p_2_3 | ~p_2_4 | ~p_2_5 )).
% 0.19/0.36  cnf(matrix-5, plain, ( p_1_4 | ~p_2_1 | ~p_2_2 | ~p_2_3 | ~p_2_4 | ~p_2_5 )).
% 0.19/0.36  cnf(matrix-6, plain, ( p_1_5 | ~p_2_1 | ~p_2_2 | ~p_2_3 | ~p_2_4 | ~p_2_5 )).
% 0.19/0.36  cnf(matrix-7, plain, ( p_2_1 | ~p_3_1 | ~p_3_2 | ~p_3_3 | ~p_3_4 | ~p_3_5 )).
% 0.19/0.36  cnf(matrix-8, plain, ( p_2_2 | ~p_3_1 | ~p_3_2 | ~p_3_3 | ~p_3_4 | ~p_3_5 )).
% 0.19/0.36  cnf(matrix-9, plain, ( p_2_3 | ~p_3_1 | ~p_3_2 | ~p_3_3 | ~p_3_4 | ~p_3_5 )).
% 0.19/0.36  cnf(matrix-10, plain, ( p_2_4 | ~p_3_1 | ~p_3_2 | ~p_3_3 | ~p_3_4 | ~p_3_5 )).
% 0.19/0.36  cnf(matrix-11, plain, ( p_2_5 | ~p_3_1 | ~p_3_2 | ~p_3_3 | ~p_3_4 | ~p_3_5 )).
% 0.19/0.36  cnf(matrix-12, plain, ( p_3_1 | ~p_4_1 | ~p_4_2 | ~p_4_3 | ~p_4_4 | ~p_4_5 )).
% 0.19/0.36  cnf(matrix-13, plain, ( p_3_2 | ~p_4_1 | ~p_4_2 | ~p_4_3 | ~p_4_4 | ~p_4_5 )).
% 0.19/0.36  cnf(matrix-14, plain, ( p_3_3 | ~p_4_1 | ~p_4_2 | ~p_4_3 | ~p_4_4 | ~p_4_5 )).
% 0.19/0.36  cnf(matrix-15, plain, ( p_3_4 | ~p_4_1 | ~p_4_2 | ~p_4_3 | ~p_4_4 | ~p_4_5 )).
% 0.19/0.36  cnf(matrix-16, plain, ( p_3_5 | ~p_4_1 | ~p_4_2 | ~p_4_3 | ~p_4_4 | ~p_4_5 )).
% 0.19/0.36  cnf(matrix-17, plain, ( p_4_1 | ~p_5_1 | ~p_5_2 | ~p_5_3 | ~p_5_4 | ~p_5_5 )).
% 0.19/0.36  cnf(matrix-18, plain, ( p_4_2 | ~p_5_1 | ~p_5_2 | ~p_5_3 | ~p_5_4 | ~p_5_5 )).
% 0.19/0.36  cnf(matrix-19, plain, ( p_4_3 | ~p_5_1 | ~p_5_2 | ~p_5_3 | ~p_5_4 | ~p_5_5 )).
% 0.19/0.36  cnf(matrix-20, plain, ( p_4_4 | ~p_5_1 | ~p_5_2 | ~p_5_3 | ~p_5_4 | ~p_5_5 )).
% 0.19/0.36  cnf(matrix-21, plain, ( p_4_5 | ~p_5_1 | ~p_5_2 | ~p_5_3 | ~p_5_4 | ~p_5_5 )).
% 0.19/0.36  cnf(matrix-22, plain, ( p_5_1 )).
% 0.19/0.36  cnf(matrix-23, plain, ( p_5_2 )).
% 0.19/0.36  cnf(matrix-24, plain, ( p_5_3 )).
% 0.19/0.36  cnf(matrix-25, plain, ( p_5_4 )).
% 0.19/0.36  cnf(matrix-26, plain, ( p_5_5 )).
% 0.19/0.36  
% 0.19/0.36  % Proof stack:
% 0.19/0.36  cnf(proof-stack, plain, 
% 0.19/0.36  proof_stack(
% 0.19/0.36  start(0), 
% 0.19/0.36  left_branch(0, 1, 0, 2), 
% 0.19/0.36  left_branch(0, 6, 0, 3), 
% 0.19/0.36  left_branch(0, 11, 0, 4), 
% 0.19/0.36  left_branch(0, 16, 0, 5), 
% 0.19/0.36  left_branch(0, 21, 0, 6), 
% 0.19/0.36  left_branch(0, 26, 0, 7), 
% 0.19/0.36  right_branch(7), 
% 0.19/0.36  left_branch(0, 25, 0, 8), 
% 0.19/0.36  right_branch(8), 
% 0.19/0.36  left_branch(0, 24, 0, 9), 
% 0.19/0.36  right_branch(9), 
% 0.19/0.36  left_branch(0, 23, 0, 10), 
% 0.19/0.36  right_branch(10), 
% 0.19/0.36  left_branch(0, 22, 0, 11), 
% 0.19/0.36  right_branch(11), 
% 0.19/0.36  right_branch(6), 
% 0.19/0.36  left_branch(0, 20, 0, 7), 
% 0.19/0.36  left_branch(0, 26, 0, 8), 
% 0.19/0.36  right_branch(8), 
% 0.19/0.36  left_branch(0, 25, 0, 9), 
% 0.19/0.36  right_branch(9), 
% 0.19/0.36  left_branch(0, 24, 0, 10), 
% 0.19/0.36  right_branch(10), 
% 0.19/0.36  left_branch(0, 23, 0, 11), 
% 0.19/0.36  right_branch(11), 
% 0.19/0.36  left_branch(0, 22, 0, 12), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  right_branch(7), 
% 0.19/0.36  left_branch(0, 19, 0, 8), 
% 0.19/0.36  left_branch(0, 26, 0, 9), 
% 0.19/0.36  right_branch(9), 
% 0.19/0.36  left_branch(0, 25, 0, 10), 
% 0.19/0.36  right_branch(10), 
% 0.19/0.36  left_branch(0, 24, 0, 11), 
% 0.19/0.36  right_branch(11), 
% 0.19/0.36  left_branch(0, 23, 0, 12), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  left_branch(0, 22, 0, 13), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  right_branch(8), 
% 0.19/0.36  left_branch(0, 18, 0, 9), 
% 0.19/0.36  left_branch(0, 26, 0, 10), 
% 0.19/0.36  right_branch(10), 
% 0.19/0.36  left_branch(0, 25, 0, 11), 
% 0.19/0.36  right_branch(11), 
% 0.19/0.36  left_branch(0, 24, 0, 12), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  left_branch(0, 23, 0, 13), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  left_branch(0, 22, 0, 14), 
% 0.19/0.36  right_branch(14), 
% 0.19/0.36  right_branch(9), 
% 0.19/0.36  left_branch(0, 17, 0, 10), 
% 0.19/0.36  left_branch(0, 26, 0, 11), 
% 0.19/0.36  right_branch(11), 
% 0.19/0.36  left_branch(0, 25, 0, 12), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  left_branch(0, 24, 0, 13), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  left_branch(0, 23, 0, 14), 
% 0.19/0.36  right_branch(14), 
% 0.19/0.36  left_branch(0, 22, 0, 15), 
% 0.19/0.36  right_branch(15), 
% 0.19/0.36  right_branch(10), 
% 0.19/0.36  right_branch(5), 
% 0.19/0.36  left_branch(0, 15, 0, 6), 
% 0.19/0.36  left_branch(0, 21, 0, 7), 
% 0.19/0.36  left_branch(0, 26, 0, 8), 
% 0.19/0.36  right_branch(8), 
% 0.19/0.36  left_branch(0, 25, 0, 9), 
% 0.19/0.36  right_branch(9), 
% 0.19/0.36  left_branch(0, 24, 0, 10), 
% 0.19/0.36  right_branch(10), 
% 0.19/0.36  left_branch(0, 23, 0, 11), 
% 0.19/0.36  right_branch(11), 
% 0.19/0.36  left_branch(0, 22, 0, 12), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  right_branch(7), 
% 0.19/0.36  left_branch(0, 20, 0, 8), 
% 0.19/0.36  left_branch(0, 26, 0, 9), 
% 0.19/0.36  right_branch(9), 
% 0.19/0.36  left_branch(0, 25, 0, 10), 
% 0.19/0.36  right_branch(10), 
% 0.19/0.36  left_branch(0, 24, 0, 11), 
% 0.19/0.36  right_branch(11), 
% 0.19/0.36  left_branch(0, 23, 0, 12), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  left_branch(0, 22, 0, 13), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  right_branch(8), 
% 0.19/0.36  left_branch(0, 19, 0, 9), 
% 0.19/0.36  left_branch(0, 26, 0, 10), 
% 0.19/0.36  right_branch(10), 
% 0.19/0.36  left_branch(0, 25, 0, 11), 
% 0.19/0.36  right_branch(11), 
% 0.19/0.36  left_branch(0, 24, 0, 12), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  left_branch(0, 23, 0, 13), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  left_branch(0, 22, 0, 14), 
% 0.19/0.36  right_branch(14), 
% 0.19/0.36  right_branch(9), 
% 0.19/0.36  left_branch(0, 18, 0, 10), 
% 0.19/0.36  left_branch(0, 26, 0, 11), 
% 0.19/0.36  right_branch(11), 
% 0.19/0.36  left_branch(0, 25, 0, 12), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  left_branch(0, 24, 0, 13), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  left_branch(0, 23, 0, 14), 
% 0.19/0.36  right_branch(14), 
% 0.19/0.36  left_branch(0, 22, 0, 15), 
% 0.19/0.36  right_branch(15), 
% 0.19/0.36  right_branch(10), 
% 0.19/0.36  left_branch(0, 17, 0, 11), 
% 0.19/0.36  left_branch(0, 26, 0, 12), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  left_branch(0, 25, 0, 13), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  left_branch(0, 24, 0, 14), 
% 0.19/0.36  right_branch(14), 
% 0.19/0.36  left_branch(0, 23, 0, 15), 
% 0.19/0.36  right_branch(15), 
% 0.19/0.36  left_branch(0, 22, 0, 16), 
% 0.19/0.36  right_branch(16), 
% 0.19/0.36  right_branch(11), 
% 0.19/0.36  right_branch(6), 
% 0.19/0.36  left_branch(0, 14, 0, 7), 
% 0.19/0.36  left_branch(0, 21, 0, 8), 
% 0.19/0.36  left_branch(0, 26, 0, 9), 
% 0.19/0.36  right_branch(9), 
% 0.19/0.36  left_branch(0, 25, 0, 10), 
% 0.19/0.36  right_branch(10), 
% 0.19/0.36  left_branch(0, 24, 0, 11), 
% 0.19/0.36  right_branch(11), 
% 0.19/0.36  left_branch(0, 23, 0, 12), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  left_branch(0, 22, 0, 13), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  right_branch(8), 
% 0.19/0.36  left_branch(0, 20, 0, 9), 
% 0.19/0.36  left_branch(0, 26, 0, 10), 
% 0.19/0.36  right_branch(10), 
% 0.19/0.36  left_branch(0, 25, 0, 11), 
% 0.19/0.36  right_branch(11), 
% 0.19/0.36  left_branch(0, 24, 0, 12), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  left_branch(0, 23, 0, 13), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  left_branch(0, 22, 0, 14), 
% 0.19/0.36  right_branch(14), 
% 0.19/0.36  right_branch(9), 
% 0.19/0.36  left_branch(0, 19, 0, 10), 
% 0.19/0.36  left_branch(0, 26, 0, 11), 
% 0.19/0.36  right_branch(11), 
% 0.19/0.36  left_branch(0, 25, 0, 12), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  left_branch(0, 24, 0, 13), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  left_branch(0, 23, 0, 14), 
% 0.19/0.36  right_branch(14), 
% 0.19/0.36  left_branch(0, 22, 0, 15), 
% 0.19/0.36  right_branch(15), 
% 0.19/0.36  right_branch(10), 
% 0.19/0.36  left_branch(0, 18, 0, 11), 
% 0.19/0.36  left_branch(0, 26, 0, 12), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  left_branch(0, 25, 0, 13), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  left_branch(0, 24, 0, 14), 
% 0.19/0.36  right_branch(14), 
% 0.19/0.36  left_branch(0, 23, 0, 15), 
% 0.19/0.36  right_branch(15), 
% 0.19/0.36  left_branch(0, 22, 0, 16), 
% 0.19/0.36  right_branch(16), 
% 0.19/0.36  right_branch(11), 
% 0.19/0.36  left_branch(0, 17, 0, 12), 
% 0.19/0.36  left_branch(0, 26, 0, 13), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  left_branch(0, 25, 0, 14), 
% 0.19/0.36  right_branch(14), 
% 0.19/0.36  left_branch(0, 24, 0, 15), 
% 0.19/0.36  right_branch(15), 
% 0.19/0.36  left_branch(0, 23, 0, 16), 
% 0.19/0.36  right_branch(16), 
% 0.19/0.36  left_branch(0, 22, 0, 17), 
% 0.19/0.36  right_branch(17), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  right_branch(7), 
% 0.19/0.36  left_branch(0, 13, 0, 8), 
% 0.19/0.36  left_branch(0, 21, 0, 9), 
% 0.19/0.36  left_branch(0, 26, 0, 10), 
% 0.19/0.36  right_branch(10), 
% 0.19/0.36  left_branch(0, 25, 0, 11), 
% 0.19/0.36  right_branch(11), 
% 0.19/0.36  left_branch(0, 24, 0, 12), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  left_branch(0, 23, 0, 13), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  left_branch(0, 22, 0, 14), 
% 0.19/0.36  right_branch(14), 
% 0.19/0.36  right_branch(9), 
% 0.19/0.36  left_branch(0, 20, 0, 10), 
% 0.19/0.36  left_branch(0, 26, 0, 11), 
% 0.19/0.36  right_branch(11), 
% 0.19/0.36  left_branch(0, 25, 0, 12), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  left_branch(0, 24, 0, 13), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  left_branch(0, 23, 0, 14), 
% 0.19/0.36  right_branch(14), 
% 0.19/0.36  left_branch(0, 22, 0, 15), 
% 0.19/0.36  right_branch(15), 
% 0.19/0.36  right_branch(10), 
% 0.19/0.36  left_branch(0, 19, 0, 11), 
% 0.19/0.36  left_branch(0, 26, 0, 12), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  left_branch(0, 25, 0, 13), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  left_branch(0, 24, 0, 14), 
% 0.19/0.36  right_branch(14), 
% 0.19/0.36  left_branch(0, 23, 0, 15), 
% 0.19/0.36  right_branch(15), 
% 0.19/0.36  left_branch(0, 22, 0, 16), 
% 0.19/0.36  right_branch(16), 
% 0.19/0.36  right_branch(11), 
% 0.19/0.36  left_branch(0, 18, 0, 12), 
% 0.19/0.36  left_branch(0, 26, 0, 13), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  left_branch(0, 25, 0, 14), 
% 0.19/0.36  right_branch(14), 
% 0.19/0.36  left_branch(0, 24, 0, 15), 
% 0.19/0.36  right_branch(15), 
% 0.19/0.36  left_branch(0, 23, 0, 16), 
% 0.19/0.36  right_branch(16), 
% 0.19/0.36  left_branch(0, 22, 0, 17), 
% 0.19/0.36  right_branch(17), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  left_branch(0, 17, 0, 13), 
% 0.19/0.36  left_branch(0, 26, 0, 14), 
% 0.19/0.36  right_branch(14), 
% 0.19/0.36  left_branch(0, 25, 0, 15), 
% 0.19/0.36  right_branch(15), 
% 0.19/0.36  left_branch(0, 24, 0, 16), 
% 0.19/0.36  right_branch(16), 
% 0.19/0.36  left_branch(0, 23, 0, 17), 
% 0.19/0.36  right_branch(17), 
% 0.19/0.36  left_branch(0, 22, 0, 18), 
% 0.19/0.36  right_branch(18), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  right_branch(8), 
% 0.19/0.36  left_branch(0, 12, 0, 9), 
% 0.19/0.36  left_branch(0, 21, 0, 10), 
% 0.19/0.36  left_branch(0, 26, 0, 11), 
% 0.19/0.36  right_branch(11), 
% 0.19/0.36  left_branch(0, 25, 0, 12), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  left_branch(0, 24, 0, 13), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  left_branch(0, 23, 0, 14), 
% 0.19/0.36  right_branch(14), 
% 0.19/0.36  left_branch(0, 22, 0, 15), 
% 0.19/0.36  right_branch(15), 
% 0.19/0.36  right_branch(10), 
% 0.19/0.36  left_branch(0, 20, 0, 11), 
% 0.19/0.36  left_branch(0, 26, 0, 12), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  left_branch(0, 25, 0, 13), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  left_branch(0, 24, 0, 14), 
% 0.19/0.36  right_branch(14), 
% 0.19/0.36  left_branch(0, 23, 0, 15), 
% 0.19/0.36  right_branch(15), 
% 0.19/0.36  left_branch(0, 22, 0, 16), 
% 0.19/0.36  right_branch(16), 
% 0.19/0.36  right_branch(11), 
% 0.19/0.36  left_branch(0, 19, 0, 12), 
% 0.19/0.36  left_branch(0, 26, 0, 13), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  left_branch(0, 25, 0, 14), 
% 0.19/0.36  right_branch(14), 
% 0.19/0.36  left_branch(0, 24, 0, 15), 
% 0.19/0.36  right_branch(15), 
% 0.19/0.36  left_branch(0, 23, 0, 16), 
% 0.19/0.36  right_branch(16), 
% 0.19/0.36  left_branch(0, 22, 0, 17), 
% 0.19/0.36  right_branch(17), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  left_branch(0, 18, 0, 13), 
% 0.19/0.36  left_branch(0, 26, 0, 14), 
% 0.19/0.36  right_branch(14), 
% 0.19/0.36  left_branch(0, 25, 0, 15), 
% 0.19/0.36  right_branch(15), 
% 0.19/0.36  left_branch(0, 24, 0, 16), 
% 0.19/0.36  right_branch(16), 
% 0.19/0.36  left_branch(0, 23, 0, 17), 
% 0.19/0.36  right_branch(17), 
% 0.19/0.36  left_branch(0, 22, 0, 18), 
% 0.19/0.36  right_branch(18), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  left_branch(0, 17, 0, 14), 
% 0.19/0.36  left_branch(0, 26, 0, 15), 
% 0.19/0.36  right_branch(15), 
% 0.19/0.36  left_branch(0, 25, 0, 16), 
% 0.19/0.36  right_branch(16), 
% 0.19/0.36  left_branch(0, 24, 0, 17), 
% 0.19/0.36  right_branch(17), 
% 0.19/0.36  left_branch(0, 23, 0, 18), 
% 0.19/0.36  right_branch(18), 
% 0.19/0.36  left_branch(0, 22, 0, 19), 
% 0.19/0.36  right_branch(19), 
% 0.19/0.36  right_branch(14), 
% 0.19/0.36  right_branch(9), 
% 0.19/0.36  right_branch(4), 
% 0.19/0.36  left_branch(0, 10, 0, 5), 
% 0.19/0.36  left_branch(0, 16, 0, 6), 
% 0.19/0.36  left_branch(0, 21, 0, 7), 
% 0.19/0.36  left_branch(0, 26, 0, 8), 
% 0.19/0.36  right_branch(8), 
% 0.19/0.36  left_branch(0, 25, 0, 9), 
% 0.19/0.36  right_branch(9), 
% 0.19/0.36  left_branch(0, 24, 0, 10), 
% 0.19/0.36  right_branch(10), 
% 0.19/0.36  left_branch(0, 23, 0, 11), 
% 0.19/0.36  right_branch(11), 
% 0.19/0.36  left_branch(0, 22, 0, 12), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  right_branch(7), 
% 0.19/0.36  left_branch(0, 20, 0, 8), 
% 0.19/0.36  left_branch(0, 26, 0, 9), 
% 0.19/0.36  right_branch(9), 
% 0.19/0.36  left_branch(0, 25, 0, 10), 
% 0.19/0.36  right_branch(10), 
% 0.19/0.36  left_branch(0, 24, 0, 11), 
% 0.19/0.36  right_branch(11), 
% 0.19/0.36  left_branch(0, 23, 0, 12), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  left_branch(0, 22, 0, 13), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  right_branch(8), 
% 0.19/0.36  left_branch(0, 19, 0, 9), 
% 0.19/0.36  left_branch(0, 26, 0, 10), 
% 0.19/0.36  right_branch(10), 
% 0.19/0.36  left_branch(0, 25, 0, 11), 
% 0.19/0.36  right_branch(11), 
% 0.19/0.36  left_branch(0, 24, 0, 12), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  left_branch(0, 23, 0, 13), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  left_branch(0, 22, 0, 14), 
% 0.19/0.36  right_branch(14), 
% 0.19/0.36  right_branch(9), 
% 0.19/0.36  left_branch(0, 18, 0, 10), 
% 0.19/0.36  left_branch(0, 26, 0, 11), 
% 0.19/0.36  right_branch(11), 
% 0.19/0.36  left_branch(0, 25, 0, 12), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  left_branch(0, 24, 0, 13), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  left_branch(0, 23, 0, 14), 
% 0.19/0.36  right_branch(14), 
% 0.19/0.36  left_branch(0, 22, 0, 15), 
% 0.19/0.36  right_branch(15), 
% 0.19/0.36  right_branch(10), 
% 0.19/0.36  left_branch(0, 17, 0, 11), 
% 0.19/0.36  left_branch(0, 26, 0, 12), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  left_branch(0, 25, 0, 13), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  left_branch(0, 24, 0, 14), 
% 0.19/0.36  right_branch(14), 
% 0.19/0.36  left_branch(0, 23, 0, 15), 
% 0.19/0.36  right_branch(15), 
% 0.19/0.36  left_branch(0, 22, 0, 16), 
% 0.19/0.36  right_branch(16), 
% 0.19/0.36  right_branch(11), 
% 0.19/0.36  right_branch(6), 
% 0.19/0.36  left_branch(0, 15, 0, 7), 
% 0.19/0.36  left_branch(0, 21, 0, 8), 
% 0.19/0.36  left_branch(0, 26, 0, 9), 
% 0.19/0.36  right_branch(9), 
% 0.19/0.36  left_branch(0, 25, 0, 10), 
% 0.19/0.36  right_branch(10), 
% 0.19/0.36  left_branch(0, 24, 0, 11), 
% 0.19/0.36  right_branch(11), 
% 0.19/0.36  left_branch(0, 23, 0, 12), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  left_branch(0, 22, 0, 13), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  right_branch(8), 
% 0.19/0.36  left_branch(0, 20, 0, 9), 
% 0.19/0.36  left_branch(0, 26, 0, 10), 
% 0.19/0.36  right_branch(10), 
% 0.19/0.36  left_branch(0, 25, 0, 11), 
% 0.19/0.36  right_branch(11), 
% 0.19/0.36  left_branch(0, 24, 0, 12), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  left_branch(0, 23, 0, 13), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  left_branch(0, 22, 0, 14), 
% 0.19/0.36  right_branch(14), 
% 0.19/0.36  right_branch(9), 
% 0.19/0.36  left_branch(0, 19, 0, 10), 
% 0.19/0.36  left_branch(0, 26, 0, 11), 
% 0.19/0.36  right_branch(11), 
% 0.19/0.36  left_branch(0, 25, 0, 12), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  left_branch(0, 24, 0, 13), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  left_branch(0, 23, 0, 14), 
% 0.19/0.36  right_branch(14), 
% 0.19/0.36  left_branch(0, 22, 0, 15), 
% 0.19/0.36  right_branch(15), 
% 0.19/0.36  right_branch(10), 
% 0.19/0.36  left_branch(0, 18, 0, 11), 
% 0.19/0.36  left_branch(0, 26, 0, 12), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  left_branch(0, 25, 0, 13), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  left_branch(0, 24, 0, 14), 
% 0.19/0.36  right_branch(14), 
% 0.19/0.36  left_branch(0, 23, 0, 15), 
% 0.19/0.36  right_branch(15), 
% 0.19/0.36  left_branch(0, 22, 0, 16), 
% 0.19/0.36  right_branch(16), 
% 0.19/0.36  right_branch(11), 
% 0.19/0.36  left_branch(0, 17, 0, 12), 
% 0.19/0.36  left_branch(0, 26, 0, 13), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  left_branch(0, 25, 0, 14), 
% 0.19/0.36  right_branch(14), 
% 0.19/0.36  left_branch(0, 24, 0, 15), 
% 0.19/0.36  right_branch(15), 
% 0.19/0.36  left_branch(0, 23, 0, 16), 
% 0.19/0.36  right_branch(16), 
% 0.19/0.36  left_branch(0, 22, 0, 17), 
% 0.19/0.36  right_branch(17), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  right_branch(7), 
% 0.19/0.36  left_branch(0, 14, 0, 8), 
% 0.19/0.36  left_branch(0, 21, 0, 9), 
% 0.19/0.36  left_branch(0, 26, 0, 10), 
% 0.19/0.36  right_branch(10), 
% 0.19/0.36  left_branch(0, 25, 0, 11), 
% 0.19/0.36  right_branch(11), 
% 0.19/0.36  left_branch(0, 24, 0, 12), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  left_branch(0, 23, 0, 13), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  left_branch(0, 22, 0, 14), 
% 0.19/0.36  right_branch(14), 
% 0.19/0.36  right_branch(9), 
% 0.19/0.36  left_branch(0, 20, 0, 10), 
% 0.19/0.36  left_branch(0, 26, 0, 11), 
% 0.19/0.36  right_branch(11), 
% 0.19/0.36  left_branch(0, 25, 0, 12), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  left_branch(0, 24, 0, 13), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  left_branch(0, 23, 0, 14), 
% 0.19/0.36  right_branch(14), 
% 0.19/0.36  left_branch(0, 22, 0, 15), 
% 0.19/0.36  right_branch(15), 
% 0.19/0.36  right_branch(10), 
% 0.19/0.36  left_branch(0, 19, 0, 11), 
% 0.19/0.36  left_branch(0, 26, 0, 12), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  left_branch(0, 25, 0, 13), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  left_branch(0, 24, 0, 14), 
% 0.19/0.36  right_branch(14), 
% 0.19/0.36  left_branch(0, 23, 0, 15), 
% 0.19/0.36  right_branch(15), 
% 0.19/0.36  left_branch(0, 22, 0, 16), 
% 0.19/0.36  right_branch(16), 
% 0.19/0.36  right_branch(11), 
% 0.19/0.36  left_branch(0, 18, 0, 12), 
% 0.19/0.36  left_branch(0, 26, 0, 13), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  left_branch(0, 25, 0, 14), 
% 0.19/0.36  right_branch(14), 
% 0.19/0.36  left_branch(0, 24, 0, 15), 
% 0.19/0.36  right_branch(15), 
% 0.19/0.36  left_branch(0, 23, 0, 16), 
% 0.19/0.36  right_branch(16), 
% 0.19/0.36  left_branch(0, 22, 0, 17), 
% 0.19/0.36  right_branch(17), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  left_branch(0, 17, 0, 13), 
% 0.19/0.36  left_branch(0, 26, 0, 14), 
% 0.19/0.36  right_branch(14), 
% 0.19/0.36  left_branch(0, 25, 0, 15), 
% 0.19/0.36  right_branch(15), 
% 0.19/0.36  left_branch(0, 24, 0, 16), 
% 0.19/0.36  right_branch(16), 
% 0.19/0.36  left_branch(0, 23, 0, 17), 
% 0.19/0.36  right_branch(17), 
% 0.19/0.36  left_branch(0, 22, 0, 18), 
% 0.19/0.36  right_branch(18), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  right_branch(8), 
% 0.19/0.36  left_branch(0, 13, 0, 9), 
% 0.19/0.36  left_branch(0, 21, 0, 10), 
% 0.19/0.36  left_branch(0, 26, 0, 11), 
% 0.19/0.36  right_branch(11), 
% 0.19/0.36  left_branch(0, 25, 0, 12), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  left_branch(0, 24, 0, 13), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  left_branch(0, 23, 0, 14), 
% 0.19/0.36  right_branch(14), 
% 0.19/0.36  left_branch(0, 22, 0, 15), 
% 0.19/0.36  right_branch(15), 
% 0.19/0.36  right_branch(10), 
% 0.19/0.36  left_branch(0, 20, 0, 11), 
% 0.19/0.36  left_branch(0, 26, 0, 12), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  left_branch(0, 25, 0, 13), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  left_branch(0, 24, 0, 14), 
% 0.19/0.36  right_branch(14), 
% 0.19/0.36  left_branch(0, 23, 0, 15), 
% 0.19/0.36  right_branch(15), 
% 0.19/0.36  left_branch(0, 22, 0, 16), 
% 0.19/0.36  right_branch(16), 
% 0.19/0.36  right_branch(11), 
% 0.19/0.36  left_branch(0, 19, 0, 12), 
% 0.19/0.36  left_branch(0, 26, 0, 13), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  left_branch(0, 25, 0, 14), 
% 0.19/0.36  right_branch(14), 
% 0.19/0.36  left_branch(0, 24, 0, 15), 
% 0.19/0.36  right_branch(15), 
% 0.19/0.36  left_branch(0, 23, 0, 16), 
% 0.19/0.36  right_branch(16), 
% 0.19/0.36  left_branch(0, 22, 0, 17), 
% 0.19/0.36  right_branch(17), 
% 0.19/0.36  right_branch(12), 
% 0.19/0.36  left_branch(0, 18, 0, 13), 
% 0.19/0.36  left_branch(0, 26, 0, 14), 
% 0.19/0.36  right_branch(14), 
% 0.19/0.36  left_branch(0, 25, 0, 15), 
% 0.19/0.36  right_branch(15), 
% 0.19/0.36  left_branch(0, 24, 0, 16), 
% 0.19/0.36  right_branch(16), 
% 0.19/0.36  left_branch(0, 23, 0, 17), 
% 0.19/0.36  right_branch(17), 
% 0.19/0.36  left_branch(0, 22, 0, 18), 
% 0.19/0.36  right_branch(18), 
% 0.19/0.36  right_branch(13), 
% 0.19/0.36  left_branch(0, 17, 0, 14), 
% 0.19/0.36  left_branch(0, 26, 0, 15), 
% 0.19/0.36  right_branch(15), 
% 0.19/0.36  left_branch(0, 25, 0, 16), 
% 0.19/0.36  right_branch(16), 
% 0.19/0.36  left_branch(0, 24, 0, 17), 
% 0.19/0.36  right_branch(17), 
% 0.19/0.36  left_branch(0, 23, 0, 18), 
% 0.19/0.36  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  right_branch(9), 
% 0.19/0.37  left_branch(0, 12, 0, 10), 
% 0.19/0.37  left_branch(0, 21, 0, 11), 
% 0.19/0.37  left_branch(0, 26, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 25, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 24, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 23, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 22, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 20, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 19, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 18, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 17, 0, 15), 
% 0.19/0.37  left_branch(0, 26, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 25, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 24, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 23, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 22, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  right_branch(5), 
% 0.19/0.37  left_branch(0, 9, 0, 6), 
% 0.19/0.37  left_branch(0, 16, 0, 7), 
% 0.19/0.37  left_branch(0, 21, 0, 8), 
% 0.19/0.37  left_branch(0, 26, 0, 9), 
% 0.19/0.37  right_branch(9), 
% 0.19/0.37  left_branch(0, 25, 0, 10), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 24, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 23, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 22, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  right_branch(8), 
% 0.19/0.37  left_branch(0, 20, 0, 9), 
% 0.19/0.37  left_branch(0, 26, 0, 10), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 25, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 24, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 23, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 22, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  right_branch(9), 
% 0.19/0.37  left_branch(0, 19, 0, 10), 
% 0.19/0.37  left_branch(0, 26, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 25, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 24, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 23, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 22, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 18, 0, 11), 
% 0.19/0.37  left_branch(0, 26, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 25, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 24, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 23, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 22, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 17, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  right_branch(7), 
% 0.19/0.37  left_branch(0, 15, 0, 8), 
% 0.19/0.37  left_branch(0, 21, 0, 9), 
% 0.19/0.37  left_branch(0, 26, 0, 10), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 25, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 24, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 23, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 22, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  right_branch(9), 
% 0.19/0.37  left_branch(0, 20, 0, 10), 
% 0.19/0.37  left_branch(0, 26, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 25, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 24, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 23, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 22, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 19, 0, 11), 
% 0.19/0.37  left_branch(0, 26, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 25, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 24, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 23, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 22, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 18, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 17, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  right_branch(8), 
% 0.19/0.37  left_branch(0, 14, 0, 9), 
% 0.19/0.37  left_branch(0, 21, 0, 10), 
% 0.19/0.37  left_branch(0, 26, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 25, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 24, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 23, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 22, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 20, 0, 11), 
% 0.19/0.37  left_branch(0, 26, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 25, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 24, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 23, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 22, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 19, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 18, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 17, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  right_branch(9), 
% 0.19/0.37  left_branch(0, 13, 0, 10), 
% 0.19/0.37  left_branch(0, 21, 0, 11), 
% 0.19/0.37  left_branch(0, 26, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 25, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 24, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 23, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 22, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 20, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 19, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 18, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 17, 0, 15), 
% 0.19/0.37  left_branch(0, 26, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 25, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 24, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 23, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 22, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 12, 0, 11), 
% 0.19/0.37  left_branch(0, 21, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 20, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 19, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 18, 0, 15), 
% 0.19/0.37  left_branch(0, 26, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 25, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 24, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 23, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 22, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 17, 0, 16), 
% 0.19/0.37  left_branch(0, 26, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 25, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 24, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 23, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  left_branch(0, 22, 0, 21), 
% 0.19/0.37  right_branch(21), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  right_branch(6), 
% 0.19/0.37  left_branch(0, 8, 0, 7), 
% 0.19/0.37  left_branch(0, 16, 0, 8), 
% 0.19/0.37  left_branch(0, 21, 0, 9), 
% 0.19/0.37  left_branch(0, 26, 0, 10), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 25, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 24, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 23, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 22, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  right_branch(9), 
% 0.19/0.37  left_branch(0, 20, 0, 10), 
% 0.19/0.37  left_branch(0, 26, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 25, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 24, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 23, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 22, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 19, 0, 11), 
% 0.19/0.37  left_branch(0, 26, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 25, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 24, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 23, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 22, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 18, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 17, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  right_branch(8), 
% 0.19/0.37  left_branch(0, 15, 0, 9), 
% 0.19/0.37  left_branch(0, 21, 0, 10), 
% 0.19/0.37  left_branch(0, 26, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 25, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 24, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 23, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 22, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 20, 0, 11), 
% 0.19/0.37  left_branch(0, 26, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 25, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 24, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 23, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 22, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 19, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 18, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 17, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  right_branch(9), 
% 0.19/0.37  left_branch(0, 14, 0, 10), 
% 0.19/0.37  left_branch(0, 21, 0, 11), 
% 0.19/0.37  left_branch(0, 26, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 25, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 24, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 23, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 22, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 20, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 19, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 18, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 17, 0, 15), 
% 0.19/0.37  left_branch(0, 26, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 25, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 24, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 23, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 22, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 13, 0, 11), 
% 0.19/0.37  left_branch(0, 21, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 20, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 19, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 18, 0, 15), 
% 0.19/0.37  left_branch(0, 26, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 25, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 24, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 23, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 22, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 17, 0, 16), 
% 0.19/0.37  left_branch(0, 26, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 25, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 24, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 23, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  left_branch(0, 22, 0, 21), 
% 0.19/0.37  right_branch(21), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 12, 0, 12), 
% 0.19/0.37  left_branch(0, 21, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 20, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 19, 0, 15), 
% 0.19/0.37  left_branch(0, 26, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 25, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 24, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 23, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 22, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 18, 0, 16), 
% 0.19/0.37  left_branch(0, 26, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 25, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 24, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 23, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  left_branch(0, 22, 0, 21), 
% 0.19/0.37  right_branch(21), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 17, 0, 17), 
% 0.19/0.37  left_branch(0, 26, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 25, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 24, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  left_branch(0, 23, 0, 21), 
% 0.19/0.37  right_branch(21), 
% 0.19/0.37  left_branch(0, 22, 0, 22), 
% 0.19/0.37  right_branch(22), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  right_branch(7), 
% 0.19/0.37  left_branch(0, 7, 0, 8), 
% 0.19/0.37  left_branch(0, 16, 0, 9), 
% 0.19/0.37  left_branch(0, 21, 0, 10), 
% 0.19/0.37  left_branch(0, 26, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 25, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 24, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 23, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 22, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 20, 0, 11), 
% 0.19/0.37  left_branch(0, 26, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 25, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 24, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 23, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 22, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 19, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 18, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 17, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  right_branch(9), 
% 0.19/0.37  left_branch(0, 15, 0, 10), 
% 0.19/0.37  left_branch(0, 21, 0, 11), 
% 0.19/0.37  left_branch(0, 26, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 25, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 24, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 23, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 22, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 20, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 19, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 18, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 17, 0, 15), 
% 0.19/0.37  left_branch(0, 26, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 25, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 24, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 23, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 22, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 14, 0, 11), 
% 0.19/0.37  left_branch(0, 21, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 20, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 19, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 18, 0, 15), 
% 0.19/0.37  left_branch(0, 26, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 25, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 24, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 23, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 22, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 17, 0, 16), 
% 0.19/0.37  left_branch(0, 26, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 25, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 24, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 23, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  left_branch(0, 22, 0, 21), 
% 0.19/0.37  right_branch(21), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 13, 0, 12), 
% 0.19/0.37  left_branch(0, 21, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 20, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 19, 0, 15), 
% 0.19/0.37  left_branch(0, 26, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 25, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 24, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 23, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 22, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 18, 0, 16), 
% 0.19/0.37  left_branch(0, 26, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 25, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 24, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 23, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  left_branch(0, 22, 0, 21), 
% 0.19/0.37  right_branch(21), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 17, 0, 17), 
% 0.19/0.37  left_branch(0, 26, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 25, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 24, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  left_branch(0, 23, 0, 21), 
% 0.19/0.37  right_branch(21), 
% 0.19/0.37  left_branch(0, 22, 0, 22), 
% 0.19/0.37  right_branch(22), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 12, 0, 13), 
% 0.19/0.37  left_branch(0, 21, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 20, 0, 15), 
% 0.19/0.37  left_branch(0, 26, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 25, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 24, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 23, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 22, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 19, 0, 16), 
% 0.19/0.37  left_branch(0, 26, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 25, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 24, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 23, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  left_branch(0, 22, 0, 21), 
% 0.19/0.37  right_branch(21), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 18, 0, 17), 
% 0.19/0.37  left_branch(0, 26, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 25, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 24, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  left_branch(0, 23, 0, 21), 
% 0.19/0.37  right_branch(21), 
% 0.19/0.37  left_branch(0, 22, 0, 22), 
% 0.19/0.37  right_branch(22), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 17, 0, 18), 
% 0.19/0.37  left_branch(0, 26, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 25, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  left_branch(0, 24, 0, 21), 
% 0.19/0.37  right_branch(21), 
% 0.19/0.37  left_branch(0, 23, 0, 22), 
% 0.19/0.37  right_branch(22), 
% 0.19/0.37  left_branch(0, 22, 0, 23), 
% 0.19/0.37  right_branch(23), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  right_branch(8), 
% 0.19/0.37  right_branch(3), 
% 0.19/0.37  left_branch(0, 5, 0, 4), 
% 0.19/0.37  left_branch(0, 11, 0, 5), 
% 0.19/0.37  left_branch(0, 16, 0, 6), 
% 0.19/0.37  left_branch(0, 21, 0, 7), 
% 0.19/0.37  left_branch(0, 26, 0, 8), 
% 0.19/0.37  right_branch(8), 
% 0.19/0.37  left_branch(0, 25, 0, 9), 
% 0.19/0.37  right_branch(9), 
% 0.19/0.37  left_branch(0, 24, 0, 10), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 23, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 22, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  right_branch(7), 
% 0.19/0.37  left_branch(0, 20, 0, 8), 
% 0.19/0.37  left_branch(0, 26, 0, 9), 
% 0.19/0.37  right_branch(9), 
% 0.19/0.37  left_branch(0, 25, 0, 10), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 24, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 23, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 22, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  right_branch(8), 
% 0.19/0.37  left_branch(0, 19, 0, 9), 
% 0.19/0.37  left_branch(0, 26, 0, 10), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 25, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 24, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 23, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 22, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  right_branch(9), 
% 0.19/0.37  left_branch(0, 18, 0, 10), 
% 0.19/0.37  left_branch(0, 26, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 25, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 24, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 23, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 22, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 17, 0, 11), 
% 0.19/0.37  left_branch(0, 26, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 25, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 24, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 23, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 22, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  right_branch(6), 
% 0.19/0.37  left_branch(0, 15, 0, 7), 
% 0.19/0.37  left_branch(0, 21, 0, 8), 
% 0.19/0.37  left_branch(0, 26, 0, 9), 
% 0.19/0.37  right_branch(9), 
% 0.19/0.37  left_branch(0, 25, 0, 10), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 24, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 23, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 22, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  right_branch(8), 
% 0.19/0.37  left_branch(0, 20, 0, 9), 
% 0.19/0.37  left_branch(0, 26, 0, 10), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 25, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 24, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 23, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 22, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  right_branch(9), 
% 0.19/0.37  left_branch(0, 19, 0, 10), 
% 0.19/0.37  left_branch(0, 26, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 25, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 24, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 23, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 22, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 18, 0, 11), 
% 0.19/0.37  left_branch(0, 26, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 25, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 24, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 23, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 22, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 17, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  right_branch(7), 
% 0.19/0.37  left_branch(0, 14, 0, 8), 
% 0.19/0.37  left_branch(0, 21, 0, 9), 
% 0.19/0.37  left_branch(0, 26, 0, 10), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 25, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 24, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 23, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 22, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  right_branch(9), 
% 0.19/0.37  left_branch(0, 20, 0, 10), 
% 0.19/0.37  left_branch(0, 26, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 25, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 24, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 23, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 22, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 19, 0, 11), 
% 0.19/0.37  left_branch(0, 26, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 25, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 24, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 23, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 22, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 18, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 17, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  right_branch(8), 
% 0.19/0.37  left_branch(0, 13, 0, 9), 
% 0.19/0.37  left_branch(0, 21, 0, 10), 
% 0.19/0.37  left_branch(0, 26, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 25, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 24, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 23, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 22, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 20, 0, 11), 
% 0.19/0.37  left_branch(0, 26, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 25, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 24, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 23, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 22, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 19, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 18, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 17, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  right_branch(9), 
% 0.19/0.37  left_branch(0, 12, 0, 10), 
% 0.19/0.37  left_branch(0, 21, 0, 11), 
% 0.19/0.37  left_branch(0, 26, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 25, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 24, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 23, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 22, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 20, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 19, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 18, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 17, 0, 15), 
% 0.19/0.37  left_branch(0, 26, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 25, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 24, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 23, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 22, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  right_branch(5), 
% 0.19/0.37  left_branch(0, 10, 0, 6), 
% 0.19/0.37  left_branch(0, 16, 0, 7), 
% 0.19/0.37  left_branch(0, 21, 0, 8), 
% 0.19/0.37  left_branch(0, 26, 0, 9), 
% 0.19/0.37  right_branch(9), 
% 0.19/0.37  left_branch(0, 25, 0, 10), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 24, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 23, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 22, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  right_branch(8), 
% 0.19/0.37  left_branch(0, 20, 0, 9), 
% 0.19/0.37  left_branch(0, 26, 0, 10), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 25, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 24, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 23, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 22, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  right_branch(9), 
% 0.19/0.37  left_branch(0, 19, 0, 10), 
% 0.19/0.37  left_branch(0, 26, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 25, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 24, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 23, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 22, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 18, 0, 11), 
% 0.19/0.37  left_branch(0, 26, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 25, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 24, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 23, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 22, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 17, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  right_branch(7), 
% 0.19/0.37  left_branch(0, 15, 0, 8), 
% 0.19/0.37  left_branch(0, 21, 0, 9), 
% 0.19/0.37  left_branch(0, 26, 0, 10), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 25, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 24, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 23, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 22, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  right_branch(9), 
% 0.19/0.37  left_branch(0, 20, 0, 10), 
% 0.19/0.37  left_branch(0, 26, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 25, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 24, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 23, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 22, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 19, 0, 11), 
% 0.19/0.37  left_branch(0, 26, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 25, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 24, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 23, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 22, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 18, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 17, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  right_branch(8), 
% 0.19/0.37  left_branch(0, 14, 0, 9), 
% 0.19/0.37  left_branch(0, 21, 0, 10), 
% 0.19/0.37  left_branch(0, 26, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 25, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 24, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 23, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 22, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 20, 0, 11), 
% 0.19/0.37  left_branch(0, 26, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 25, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 24, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 23, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 22, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 19, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 18, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 17, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  right_branch(9), 
% 0.19/0.37  left_branch(0, 13, 0, 10), 
% 0.19/0.37  left_branch(0, 21, 0, 11), 
% 0.19/0.37  left_branch(0, 26, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 25, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 24, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 23, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 22, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 20, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 19, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 18, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 17, 0, 15), 
% 0.19/0.37  left_branch(0, 26, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 25, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 24, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 23, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 22, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 12, 0, 11), 
% 0.19/0.37  left_branch(0, 21, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 20, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 19, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 18, 0, 15), 
% 0.19/0.37  left_branch(0, 26, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 25, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 24, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 23, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 22, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 17, 0, 16), 
% 0.19/0.37  left_branch(0, 26, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 25, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 24, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 23, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  left_branch(0, 22, 0, 21), 
% 0.19/0.37  right_branch(21), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  right_branch(6), 
% 0.19/0.37  left_branch(0, 9, 0, 7), 
% 0.19/0.37  left_branch(0, 16, 0, 8), 
% 0.19/0.37  left_branch(0, 21, 0, 9), 
% 0.19/0.37  left_branch(0, 26, 0, 10), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 25, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 24, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 23, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 22, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  right_branch(9), 
% 0.19/0.37  left_branch(0, 20, 0, 10), 
% 0.19/0.37  left_branch(0, 26, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 25, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 24, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 23, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 22, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 19, 0, 11), 
% 0.19/0.37  left_branch(0, 26, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 25, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 24, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 23, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 22, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 18, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 17, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  right_branch(8), 
% 0.19/0.37  left_branch(0, 15, 0, 9), 
% 0.19/0.37  left_branch(0, 21, 0, 10), 
% 0.19/0.37  left_branch(0, 26, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 25, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 24, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 23, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 22, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 20, 0, 11), 
% 0.19/0.37  left_branch(0, 26, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 25, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 24, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 23, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 22, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 19, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 18, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 17, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  right_branch(9), 
% 0.19/0.37  left_branch(0, 14, 0, 10), 
% 0.19/0.37  left_branch(0, 21, 0, 11), 
% 0.19/0.37  left_branch(0, 26, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 25, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 24, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 23, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 22, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 20, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 19, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 18, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 17, 0, 15), 
% 0.19/0.37  left_branch(0, 26, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 25, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 24, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 23, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 22, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 13, 0, 11), 
% 0.19/0.37  left_branch(0, 21, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 20, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 19, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 18, 0, 15), 
% 0.19/0.37  left_branch(0, 26, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 25, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 24, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 23, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 22, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 17, 0, 16), 
% 0.19/0.37  left_branch(0, 26, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 25, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 24, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 23, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  left_branch(0, 22, 0, 21), 
% 0.19/0.37  right_branch(21), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 12, 0, 12), 
% 0.19/0.37  left_branch(0, 21, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 20, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 19, 0, 15), 
% 0.19/0.37  left_branch(0, 26, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 25, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 24, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 23, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 22, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 18, 0, 16), 
% 0.19/0.37  left_branch(0, 26, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 25, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 24, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 23, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  left_branch(0, 22, 0, 21), 
% 0.19/0.37  right_branch(21), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 17, 0, 17), 
% 0.19/0.37  left_branch(0, 26, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 25, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 24, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  left_branch(0, 23, 0, 21), 
% 0.19/0.37  right_branch(21), 
% 0.19/0.37  left_branch(0, 22, 0, 22), 
% 0.19/0.37  right_branch(22), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  right_branch(7), 
% 0.19/0.37  left_branch(0, 8, 0, 8), 
% 0.19/0.37  left_branch(0, 16, 0, 9), 
% 0.19/0.37  left_branch(0, 21, 0, 10), 
% 0.19/0.37  left_branch(0, 26, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 25, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 24, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 23, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 22, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 20, 0, 11), 
% 0.19/0.37  left_branch(0, 26, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 25, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 24, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 23, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 22, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 19, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 18, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 17, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  right_branch(9), 
% 0.19/0.37  left_branch(0, 15, 0, 10), 
% 0.19/0.37  left_branch(0, 21, 0, 11), 
% 0.19/0.37  left_branch(0, 26, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 25, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 24, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 23, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 22, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 20, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 19, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 18, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 17, 0, 15), 
% 0.19/0.37  left_branch(0, 26, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 25, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 24, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 23, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 22, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 14, 0, 11), 
% 0.19/0.37  left_branch(0, 21, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 20, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 19, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 18, 0, 15), 
% 0.19/0.37  left_branch(0, 26, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 25, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 24, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 23, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 22, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 17, 0, 16), 
% 0.19/0.37  left_branch(0, 26, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 25, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 24, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 23, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  left_branch(0, 22, 0, 21), 
% 0.19/0.37  right_branch(21), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 13, 0, 12), 
% 0.19/0.37  left_branch(0, 21, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 20, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 19, 0, 15), 
% 0.19/0.37  left_branch(0, 26, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 25, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 24, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 23, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 22, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 18, 0, 16), 
% 0.19/0.37  left_branch(0, 26, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 25, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 24, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 23, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  left_branch(0, 22, 0, 21), 
% 0.19/0.37  right_branch(21), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 17, 0, 17), 
% 0.19/0.37  left_branch(0, 26, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 25, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 24, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  left_branch(0, 23, 0, 21), 
% 0.19/0.37  right_branch(21), 
% 0.19/0.37  left_branch(0, 22, 0, 22), 
% 0.19/0.37  right_branch(22), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 12, 0, 13), 
% 0.19/0.37  left_branch(0, 21, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 20, 0, 15), 
% 0.19/0.37  left_branch(0, 26, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 25, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 24, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 23, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 22, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 19, 0, 16), 
% 0.19/0.37  left_branch(0, 26, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 25, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 24, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 23, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  left_branch(0, 22, 0, 21), 
% 0.19/0.37  right_branch(21), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 18, 0, 17), 
% 0.19/0.37  left_branch(0, 26, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 25, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 24, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  left_branch(0, 23, 0, 21), 
% 0.19/0.37  right_branch(21), 
% 0.19/0.37  left_branch(0, 22, 0, 22), 
% 0.19/0.37  right_branch(22), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 17, 0, 18), 
% 0.19/0.37  left_branch(0, 26, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 25, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  left_branch(0, 24, 0, 21), 
% 0.19/0.37  right_branch(21), 
% 0.19/0.37  left_branch(0, 23, 0, 22), 
% 0.19/0.37  right_branch(22), 
% 0.19/0.37  left_branch(0, 22, 0, 23), 
% 0.19/0.37  right_branch(23), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  right_branch(8), 
% 0.19/0.37  left_branch(0, 7, 0, 9), 
% 0.19/0.37  left_branch(0, 16, 0, 10), 
% 0.19/0.37  left_branch(0, 21, 0, 11), 
% 0.19/0.37  left_branch(0, 26, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 25, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 24, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 23, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 22, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 20, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 19, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 18, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 17, 0, 15), 
% 0.19/0.37  left_branch(0, 26, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 25, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 24, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 23, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 22, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 15, 0, 11), 
% 0.19/0.37  left_branch(0, 21, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 20, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 19, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 18, 0, 15), 
% 0.19/0.37  left_branch(0, 26, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 25, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 24, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 23, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 22, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 17, 0, 16), 
% 0.19/0.37  left_branch(0, 26, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 25, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 24, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 23, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  left_branch(0, 22, 0, 21), 
% 0.19/0.37  right_branch(21), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 14, 0, 12), 
% 0.19/0.37  left_branch(0, 21, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 20, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 19, 0, 15), 
% 0.19/0.37  left_branch(0, 26, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 25, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 24, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 23, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 22, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 18, 0, 16), 
% 0.19/0.37  left_branch(0, 26, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 25, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 24, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 23, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  left_branch(0, 22, 0, 21), 
% 0.19/0.37  right_branch(21), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 17, 0, 17), 
% 0.19/0.37  left_branch(0, 26, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 25, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 24, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  left_branch(0, 23, 0, 21), 
% 0.19/0.37  right_branch(21), 
% 0.19/0.37  left_branch(0, 22, 0, 22), 
% 0.19/0.37  right_branch(22), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 13, 0, 13), 
% 0.19/0.37  left_branch(0, 21, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 20, 0, 15), 
% 0.19/0.37  left_branch(0, 26, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 25, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 24, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 23, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 22, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 19, 0, 16), 
% 0.19/0.37  left_branch(0, 26, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 25, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 24, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 23, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  left_branch(0, 22, 0, 21), 
% 0.19/0.37  right_branch(21), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 18, 0, 17), 
% 0.19/0.37  left_branch(0, 26, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 25, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 24, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  left_branch(0, 23, 0, 21), 
% 0.19/0.37  right_branch(21), 
% 0.19/0.37  left_branch(0, 22, 0, 22), 
% 0.19/0.37  right_branch(22), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 17, 0, 18), 
% 0.19/0.37  left_branch(0, 26, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 25, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  left_branch(0, 24, 0, 21), 
% 0.19/0.37  right_branch(21), 
% 0.19/0.37  left_branch(0, 23, 0, 22), 
% 0.19/0.37  right_branch(22), 
% 0.19/0.37  left_branch(0, 22, 0, 23), 
% 0.19/0.37  right_branch(23), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 12, 0, 14), 
% 0.19/0.37  left_branch(0, 21, 0, 15), 
% 0.19/0.37  left_branch(0, 26, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 25, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 24, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 23, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 22, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 20, 0, 16), 
% 0.19/0.37  left_branch(0, 26, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 25, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 24, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 23, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  left_branch(0, 22, 0, 21), 
% 0.19/0.37  right_branch(21), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 19, 0, 17), 
% 0.19/0.37  left_branch(0, 26, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 25, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 24, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  left_branch(0, 23, 0, 21), 
% 0.19/0.37  right_branch(21), 
% 0.19/0.37  left_branch(0, 22, 0, 22), 
% 0.19/0.37  right_branch(22), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 18, 0, 18), 
% 0.19/0.37  left_branch(0, 26, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 25, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  left_branch(0, 24, 0, 21), 
% 0.19/0.37  right_branch(21), 
% 0.19/0.37  left_branch(0, 23, 0, 22), 
% 0.19/0.37  right_branch(22), 
% 0.19/0.37  left_branch(0, 22, 0, 23), 
% 0.19/0.37  right_branch(23), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 17, 0, 19), 
% 0.19/0.37  left_branch(0, 26, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  left_branch(0, 25, 0, 21), 
% 0.19/0.37  right_branch(21), 
% 0.19/0.37  left_branch(0, 24, 0, 22), 
% 0.19/0.37  right_branch(22), 
% 0.19/0.37  left_branch(0, 23, 0, 23), 
% 0.19/0.37  right_branch(23), 
% 0.19/0.37  left_branch(0, 22, 0, 24), 
% 0.19/0.37  right_branch(24), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  right_branch(9), 
% 0.19/0.37  right_branch(4), 
% 0.19/0.37  left_branch(0, 4, 0, 5), 
% 0.19/0.37  left_branch(0, 11, 0, 6), 
% 0.19/0.37  left_branch(0, 16, 0, 7), 
% 0.19/0.37  left_branch(0, 21, 0, 8), 
% 0.19/0.37  left_branch(0, 26, 0, 9), 
% 0.19/0.37  right_branch(9), 
% 0.19/0.37  left_branch(0, 25, 0, 10), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 24, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 23, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 22, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  right_branch(8), 
% 0.19/0.37  left_branch(0, 20, 0, 9), 
% 0.19/0.37  left_branch(0, 26, 0, 10), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 25, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 24, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 23, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 22, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  right_branch(9), 
% 0.19/0.37  left_branch(0, 19, 0, 10), 
% 0.19/0.37  left_branch(0, 26, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 25, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 24, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 23, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 22, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 18, 0, 11), 
% 0.19/0.37  left_branch(0, 26, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 25, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 24, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 23, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 22, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 17, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  right_branch(7), 
% 0.19/0.37  left_branch(0, 15, 0, 8), 
% 0.19/0.37  left_branch(0, 21, 0, 9), 
% 0.19/0.37  left_branch(0, 26, 0, 10), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 25, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 24, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 23, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 22, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  right_branch(9), 
% 0.19/0.37  left_branch(0, 20, 0, 10), 
% 0.19/0.37  left_branch(0, 26, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 25, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 24, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 23, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 22, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 19, 0, 11), 
% 0.19/0.37  left_branch(0, 26, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 25, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 24, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 23, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 22, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 18, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 17, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  right_branch(8), 
% 0.19/0.37  left_branch(0, 14, 0, 9), 
% 0.19/0.37  left_branch(0, 21, 0, 10), 
% 0.19/0.37  left_branch(0, 26, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 25, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 24, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 23, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 22, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 20, 0, 11), 
% 0.19/0.37  left_branch(0, 26, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 25, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 24, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 23, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 22, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 19, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 18, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 17, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  right_branch(9), 
% 0.19/0.37  left_branch(0, 13, 0, 10), 
% 0.19/0.37  left_branch(0, 21, 0, 11), 
% 0.19/0.37  left_branch(0, 26, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 25, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 24, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 23, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 22, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 20, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 19, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 18, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 17, 0, 15), 
% 0.19/0.37  left_branch(0, 26, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 25, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 24, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 23, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 22, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 12, 0, 11), 
% 0.19/0.37  left_branch(0, 21, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 20, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 19, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 18, 0, 15), 
% 0.19/0.37  left_branch(0, 26, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 25, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 24, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 23, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 22, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 17, 0, 16), 
% 0.19/0.37  left_branch(0, 26, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 25, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 24, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 23, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  left_branch(0, 22, 0, 21), 
% 0.19/0.37  right_branch(21), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  right_branch(6), 
% 0.19/0.37  left_branch(0, 10, 0, 7), 
% 0.19/0.37  left_branch(0, 16, 0, 8), 
% 0.19/0.37  left_branch(0, 21, 0, 9), 
% 0.19/0.37  left_branch(0, 26, 0, 10), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 25, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 24, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 23, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 22, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  right_branch(9), 
% 0.19/0.37  left_branch(0, 20, 0, 10), 
% 0.19/0.37  left_branch(0, 26, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 25, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 24, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 23, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 22, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 19, 0, 11), 
% 0.19/0.37  left_branch(0, 26, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 25, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 24, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 23, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 22, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 18, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 17, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  right_branch(8), 
% 0.19/0.37  left_branch(0, 15, 0, 9), 
% 0.19/0.37  left_branch(0, 21, 0, 10), 
% 0.19/0.37  left_branch(0, 26, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 25, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 24, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 23, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 22, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 20, 0, 11), 
% 0.19/0.37  left_branch(0, 26, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 25, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 24, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 23, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 22, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 19, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 18, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 17, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  right_branch(9), 
% 0.19/0.37  left_branch(0, 14, 0, 10), 
% 0.19/0.37  left_branch(0, 21, 0, 11), 
% 0.19/0.37  left_branch(0, 26, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 25, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 24, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 23, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 22, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 20, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 19, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 18, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 17, 0, 15), 
% 0.19/0.37  left_branch(0, 26, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 25, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 24, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 23, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 22, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 13, 0, 11), 
% 0.19/0.37  left_branch(0, 21, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 20, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 19, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 18, 0, 15), 
% 0.19/0.37  left_branch(0, 26, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 25, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 24, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 23, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 22, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 17, 0, 16), 
% 0.19/0.37  left_branch(0, 26, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 25, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 24, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 23, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  left_branch(0, 22, 0, 21), 
% 0.19/0.37  right_branch(21), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 12, 0, 12), 
% 0.19/0.37  left_branch(0, 21, 0, 13), 
% 0.19/0.37  left_branch(0, 26, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 25, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 24, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 23, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 22, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 20, 0, 14), 
% 0.19/0.37  left_branch(0, 26, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 25, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 24, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 23, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 22, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 19, 0, 15), 
% 0.19/0.37  left_branch(0, 26, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 25, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 24, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 23, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 22, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 18, 0, 16), 
% 0.19/0.37  left_branch(0, 26, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  left_branch(0, 25, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 24, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 23, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  left_branch(0, 22, 0, 21), 
% 0.19/0.37  right_branch(21), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 17, 0, 17), 
% 0.19/0.37  left_branch(0, 26, 0, 18), 
% 0.19/0.37  right_branch(18), 
% 0.19/0.37  left_branch(0, 25, 0, 19), 
% 0.19/0.37  right_branch(19), 
% 0.19/0.37  left_branch(0, 24, 0, 20), 
% 0.19/0.37  right_branch(20), 
% 0.19/0.37  left_branch(0, 23, 0, 21), 
% 0.19/0.37  right_branch(21), 
% 0.19/0.37  left_branch(0, 22, 0, 22), 
% 0.19/0.37  right_branch(22), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  right_branch(7), 
% 0.19/0.37  left_branch(0, 9, 0, 8), 
% 0.19/0.37  left_branch(0, 16, 0, 9), 
% 0.19/0.37  left_branch(0, 21, 0, 10), 
% 0.19/0.37  left_branch(0, 26, 0, 11), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 25, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 24, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 23, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 22, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  right_branch(10), 
% 0.19/0.37  left_branch(0, 20, 0, 11), 
% 0.19/0.37  left_branch(0, 26, 0, 12), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 25, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 24, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 23, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 22, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  right_branch(11), 
% 0.19/0.37  left_branch(0, 19, 0, 12), 
% 0.19/0.37  left_branch(0, 26, 0, 13), 
% 0.19/0.37  right_branch(13), 
% 0.19/0.37  left_branch(0, 25, 0, 14), 
% 0.19/0.37  right_branch(14), 
% 0.19/0.37  left_branch(0, 24, 0, 15), 
% 0.19/0.37  right_branch(15), 
% 0.19/0.37  left_branch(0, 23, 0, 16), 
% 0.19/0.37  right_branch(16), 
% 0.19/0.37  left_branch(0, 22, 0, 17), 
% 0.19/0.37  right_branch(17), 
% 0.19/0.37  right_branch(12), 
% 0.19/0.37  left_branch(0, 18, 0, 13), 
% 0.19/0.38  left_branch(0, 26, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 25, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 24, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 23, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 22, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 17, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  right_branch(9), 
% 0.19/0.38  left_branch(0, 15, 0, 10), 
% 0.19/0.38  left_branch(0, 21, 0, 11), 
% 0.19/0.38  left_branch(0, 26, 0, 12), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 25, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 24, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 23, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 22, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  right_branch(11), 
% 0.19/0.38  left_branch(0, 20, 0, 12), 
% 0.19/0.38  left_branch(0, 26, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 25, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 24, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 23, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 22, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 19, 0, 13), 
% 0.19/0.38  left_branch(0, 26, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 25, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 24, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 23, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 22, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 18, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 17, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  right_branch(10), 
% 0.19/0.38  left_branch(0, 14, 0, 11), 
% 0.19/0.38  left_branch(0, 21, 0, 12), 
% 0.19/0.38  left_branch(0, 26, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 25, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 24, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 23, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 22, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 20, 0, 13), 
% 0.19/0.38  left_branch(0, 26, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 25, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 24, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 23, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 22, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 19, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 18, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 17, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  right_branch(11), 
% 0.19/0.38  left_branch(0, 13, 0, 12), 
% 0.19/0.38  left_branch(0, 21, 0, 13), 
% 0.19/0.38  left_branch(0, 26, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 25, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 24, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 23, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 22, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 20, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 19, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 18, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 17, 0, 17), 
% 0.19/0.38  left_branch(0, 26, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 25, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 24, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 23, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 22, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 12, 0, 13), 
% 0.19/0.38  left_branch(0, 21, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 20, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 19, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 18, 0, 17), 
% 0.19/0.38  left_branch(0, 26, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 25, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 24, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 23, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 22, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 17, 0, 18), 
% 0.19/0.38  left_branch(0, 26, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 25, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 24, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 23, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  left_branch(0, 22, 0, 23), 
% 0.19/0.38  right_branch(23), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  right_branch(8), 
% 0.19/0.38  left_branch(0, 8, 0, 9), 
% 0.19/0.38  left_branch(0, 16, 0, 10), 
% 0.19/0.38  left_branch(0, 21, 0, 11), 
% 0.19/0.38  left_branch(0, 26, 0, 12), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 25, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 24, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 23, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 22, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  right_branch(11), 
% 0.19/0.38  left_branch(0, 20, 0, 12), 
% 0.19/0.38  left_branch(0, 26, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 25, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 24, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 23, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 22, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 19, 0, 13), 
% 0.19/0.38  left_branch(0, 26, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 25, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 24, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 23, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 22, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 18, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 17, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  right_branch(10), 
% 0.19/0.38  left_branch(0, 15, 0, 11), 
% 0.19/0.38  left_branch(0, 21, 0, 12), 
% 0.19/0.38  left_branch(0, 26, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 25, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 24, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 23, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 22, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 20, 0, 13), 
% 0.19/0.38  left_branch(0, 26, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 25, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 24, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 23, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 22, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 19, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 18, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 17, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  right_branch(11), 
% 0.19/0.38  left_branch(0, 14, 0, 12), 
% 0.19/0.38  left_branch(0, 21, 0, 13), 
% 0.19/0.38  left_branch(0, 26, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 25, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 24, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 23, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 22, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 20, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 19, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 18, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 17, 0, 17), 
% 0.19/0.38  left_branch(0, 26, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 25, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 24, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 23, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 22, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 13, 0, 13), 
% 0.19/0.38  left_branch(0, 21, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 20, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 19, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 18, 0, 17), 
% 0.19/0.38  left_branch(0, 26, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 25, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 24, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 23, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 22, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 17, 0, 18), 
% 0.19/0.38  left_branch(0, 26, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 25, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 24, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 23, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  left_branch(0, 22, 0, 23), 
% 0.19/0.38  right_branch(23), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 12, 0, 14), 
% 0.19/0.38  left_branch(0, 21, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 20, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 19, 0, 17), 
% 0.19/0.38  left_branch(0, 26, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 25, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 24, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 23, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 22, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 18, 0, 18), 
% 0.19/0.38  left_branch(0, 26, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 25, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 24, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 23, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  left_branch(0, 22, 0, 23), 
% 0.19/0.38  right_branch(23), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 17, 0, 19), 
% 0.19/0.38  left_branch(0, 26, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 25, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 24, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  left_branch(0, 23, 0, 23), 
% 0.19/0.38  right_branch(23), 
% 0.19/0.38  left_branch(0, 22, 0, 24), 
% 0.19/0.38  right_branch(24), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  right_branch(9), 
% 0.19/0.38  left_branch(0, 7, 0, 10), 
% 0.19/0.38  left_branch(0, 16, 0, 11), 
% 0.19/0.38  left_branch(0, 21, 0, 12), 
% 0.19/0.38  left_branch(0, 26, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 25, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 24, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 23, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 22, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 20, 0, 13), 
% 0.19/0.38  left_branch(0, 26, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 25, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 24, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 23, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 22, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 19, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 18, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 17, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  right_branch(11), 
% 0.19/0.38  left_branch(0, 15, 0, 12), 
% 0.19/0.38  left_branch(0, 21, 0, 13), 
% 0.19/0.38  left_branch(0, 26, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 25, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 24, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 23, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 22, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 20, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 19, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 18, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 17, 0, 17), 
% 0.19/0.38  left_branch(0, 26, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 25, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 24, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 23, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 22, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 14, 0, 13), 
% 0.19/0.38  left_branch(0, 21, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 20, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 19, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 18, 0, 17), 
% 0.19/0.38  left_branch(0, 26, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 25, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 24, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 23, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 22, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 17, 0, 18), 
% 0.19/0.38  left_branch(0, 26, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 25, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 24, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 23, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  left_branch(0, 22, 0, 23), 
% 0.19/0.38  right_branch(23), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 13, 0, 14), 
% 0.19/0.38  left_branch(0, 21, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 20, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 19, 0, 17), 
% 0.19/0.38  left_branch(0, 26, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 25, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 24, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 23, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 22, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 18, 0, 18), 
% 0.19/0.38  left_branch(0, 26, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 25, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 24, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 23, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  left_branch(0, 22, 0, 23), 
% 0.19/0.38  right_branch(23), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 17, 0, 19), 
% 0.19/0.38  left_branch(0, 26, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 25, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 24, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  left_branch(0, 23, 0, 23), 
% 0.19/0.38  right_branch(23), 
% 0.19/0.38  left_branch(0, 22, 0, 24), 
% 0.19/0.38  right_branch(24), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 12, 0, 15), 
% 0.19/0.38  left_branch(0, 21, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 20, 0, 17), 
% 0.19/0.38  left_branch(0, 26, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 25, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 24, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 23, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 22, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 19, 0, 18), 
% 0.19/0.38  left_branch(0, 26, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 25, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 24, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 23, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  left_branch(0, 22, 0, 23), 
% 0.19/0.38  right_branch(23), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 18, 0, 19), 
% 0.19/0.38  left_branch(0, 26, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 25, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 24, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  left_branch(0, 23, 0, 23), 
% 0.19/0.38  right_branch(23), 
% 0.19/0.38  left_branch(0, 22, 0, 24), 
% 0.19/0.38  right_branch(24), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 17, 0, 20), 
% 0.19/0.38  left_branch(0, 26, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 25, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  left_branch(0, 24, 0, 23), 
% 0.19/0.38  right_branch(23), 
% 0.19/0.38  left_branch(0, 23, 0, 24), 
% 0.19/0.38  right_branch(24), 
% 0.19/0.38  left_branch(0, 22, 0, 25), 
% 0.19/0.38  right_branch(25), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  right_branch(10), 
% 0.19/0.38  right_branch(5), 
% 0.19/0.38  left_branch(0, 3, 0, 6), 
% 0.19/0.38  left_branch(0, 11, 0, 7), 
% 0.19/0.38  left_branch(0, 16, 0, 8), 
% 0.19/0.38  left_branch(0, 21, 0, 9), 
% 0.19/0.38  left_branch(0, 26, 0, 10), 
% 0.19/0.38  right_branch(10), 
% 0.19/0.38  left_branch(0, 25, 0, 11), 
% 0.19/0.38  right_branch(11), 
% 0.19/0.38  left_branch(0, 24, 0, 12), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 23, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 22, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  right_branch(9), 
% 0.19/0.38  left_branch(0, 20, 0, 10), 
% 0.19/0.38  left_branch(0, 26, 0, 11), 
% 0.19/0.38  right_branch(11), 
% 0.19/0.38  left_branch(0, 25, 0, 12), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 24, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 23, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 22, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  right_branch(10), 
% 0.19/0.38  left_branch(0, 19, 0, 11), 
% 0.19/0.38  left_branch(0, 26, 0, 12), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 25, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 24, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 23, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 22, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  right_branch(11), 
% 0.19/0.38  left_branch(0, 18, 0, 12), 
% 0.19/0.38  left_branch(0, 26, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 25, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 24, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 23, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 22, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 17, 0, 13), 
% 0.19/0.38  left_branch(0, 26, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 25, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 24, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 23, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 22, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  right_branch(8), 
% 0.19/0.38  left_branch(0, 15, 0, 9), 
% 0.19/0.38  left_branch(0, 21, 0, 10), 
% 0.19/0.38  left_branch(0, 26, 0, 11), 
% 0.19/0.38  right_branch(11), 
% 0.19/0.38  left_branch(0, 25, 0, 12), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 24, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 23, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 22, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  right_branch(10), 
% 0.19/0.38  left_branch(0, 20, 0, 11), 
% 0.19/0.38  left_branch(0, 26, 0, 12), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 25, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 24, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 23, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 22, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  right_branch(11), 
% 0.19/0.38  left_branch(0, 19, 0, 12), 
% 0.19/0.38  left_branch(0, 26, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 25, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 24, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 23, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 22, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 18, 0, 13), 
% 0.19/0.38  left_branch(0, 26, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 25, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 24, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 23, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 22, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 17, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  right_branch(9), 
% 0.19/0.38  left_branch(0, 14, 0, 10), 
% 0.19/0.38  left_branch(0, 21, 0, 11), 
% 0.19/0.38  left_branch(0, 26, 0, 12), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 25, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 24, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 23, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 22, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  right_branch(11), 
% 0.19/0.38  left_branch(0, 20, 0, 12), 
% 0.19/0.38  left_branch(0, 26, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 25, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 24, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 23, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 22, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 19, 0, 13), 
% 0.19/0.38  left_branch(0, 26, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 25, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 24, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 23, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 22, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 18, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 17, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  right_branch(10), 
% 0.19/0.38  left_branch(0, 13, 0, 11), 
% 0.19/0.38  left_branch(0, 21, 0, 12), 
% 0.19/0.38  left_branch(0, 26, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 25, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 24, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 23, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 22, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 20, 0, 13), 
% 0.19/0.38  left_branch(0, 26, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 25, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 24, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 23, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 22, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 19, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 18, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 17, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  right_branch(11), 
% 0.19/0.38  left_branch(0, 12, 0, 12), 
% 0.19/0.38  left_branch(0, 21, 0, 13), 
% 0.19/0.38  left_branch(0, 26, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 25, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 24, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 23, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 22, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 20, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 19, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 18, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 17, 0, 17), 
% 0.19/0.38  left_branch(0, 26, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 25, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 24, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 23, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 22, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  right_branch(7), 
% 0.19/0.38  left_branch(0, 10, 0, 8), 
% 0.19/0.38  left_branch(0, 16, 0, 9), 
% 0.19/0.38  left_branch(0, 21, 0, 10), 
% 0.19/0.38  left_branch(0, 26, 0, 11), 
% 0.19/0.38  right_branch(11), 
% 0.19/0.38  left_branch(0, 25, 0, 12), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 24, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 23, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 22, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  right_branch(10), 
% 0.19/0.38  left_branch(0, 20, 0, 11), 
% 0.19/0.38  left_branch(0, 26, 0, 12), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 25, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 24, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 23, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 22, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  right_branch(11), 
% 0.19/0.38  left_branch(0, 19, 0, 12), 
% 0.19/0.38  left_branch(0, 26, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 25, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 24, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 23, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 22, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 18, 0, 13), 
% 0.19/0.38  left_branch(0, 26, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 25, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 24, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 23, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 22, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 17, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  right_branch(9), 
% 0.19/0.38  left_branch(0, 15, 0, 10), 
% 0.19/0.38  left_branch(0, 21, 0, 11), 
% 0.19/0.38  left_branch(0, 26, 0, 12), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 25, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 24, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 23, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 22, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  right_branch(11), 
% 0.19/0.38  left_branch(0, 20, 0, 12), 
% 0.19/0.38  left_branch(0, 26, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 25, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 24, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 23, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 22, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 19, 0, 13), 
% 0.19/0.38  left_branch(0, 26, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 25, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 24, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 23, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 22, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 18, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 17, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  right_branch(10), 
% 0.19/0.38  left_branch(0, 14, 0, 11), 
% 0.19/0.38  left_branch(0, 21, 0, 12), 
% 0.19/0.38  left_branch(0, 26, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 25, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 24, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 23, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 22, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 20, 0, 13), 
% 0.19/0.38  left_branch(0, 26, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 25, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 24, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 23, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 22, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 19, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 18, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 17, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  right_branch(11), 
% 0.19/0.38  left_branch(0, 13, 0, 12), 
% 0.19/0.38  left_branch(0, 21, 0, 13), 
% 0.19/0.38  left_branch(0, 26, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 25, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 24, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 23, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 22, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 20, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 19, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 18, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 17, 0, 17), 
% 0.19/0.38  left_branch(0, 26, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 25, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 24, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 23, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 22, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 12, 0, 13), 
% 0.19/0.38  left_branch(0, 21, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 20, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 19, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 18, 0, 17), 
% 0.19/0.38  left_branch(0, 26, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 25, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 24, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 23, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 22, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 17, 0, 18), 
% 0.19/0.38  left_branch(0, 26, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 25, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 24, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 23, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  left_branch(0, 22, 0, 23), 
% 0.19/0.38  right_branch(23), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  right_branch(8), 
% 0.19/0.38  left_branch(0, 9, 0, 9), 
% 0.19/0.38  left_branch(0, 16, 0, 10), 
% 0.19/0.38  left_branch(0, 21, 0, 11), 
% 0.19/0.38  left_branch(0, 26, 0, 12), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 25, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 24, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 23, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 22, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  right_branch(11), 
% 0.19/0.38  left_branch(0, 20, 0, 12), 
% 0.19/0.38  left_branch(0, 26, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 25, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 24, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 23, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 22, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 19, 0, 13), 
% 0.19/0.38  left_branch(0, 26, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 25, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 24, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 23, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 22, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 18, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 17, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  right_branch(10), 
% 0.19/0.38  left_branch(0, 15, 0, 11), 
% 0.19/0.38  left_branch(0, 21, 0, 12), 
% 0.19/0.38  left_branch(0, 26, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 25, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 24, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 23, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 22, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 20, 0, 13), 
% 0.19/0.38  left_branch(0, 26, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 25, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 24, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 23, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 22, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 19, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 18, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 17, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  right_branch(11), 
% 0.19/0.38  left_branch(0, 14, 0, 12), 
% 0.19/0.38  left_branch(0, 21, 0, 13), 
% 0.19/0.38  left_branch(0, 26, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 25, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 24, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 23, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 22, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 20, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 19, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 18, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 17, 0, 17), 
% 0.19/0.38  left_branch(0, 26, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 25, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 24, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 23, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 22, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 13, 0, 13), 
% 0.19/0.38  left_branch(0, 21, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 20, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 19, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 18, 0, 17), 
% 0.19/0.38  left_branch(0, 26, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 25, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 24, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 23, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 22, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 17, 0, 18), 
% 0.19/0.38  left_branch(0, 26, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 25, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 24, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 23, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  left_branch(0, 22, 0, 23), 
% 0.19/0.38  right_branch(23), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 12, 0, 14), 
% 0.19/0.38  left_branch(0, 21, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 20, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 19, 0, 17), 
% 0.19/0.38  left_branch(0, 26, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 25, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 24, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 23, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 22, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 18, 0, 18), 
% 0.19/0.38  left_branch(0, 26, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 25, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 24, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 23, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  left_branch(0, 22, 0, 23), 
% 0.19/0.38  right_branch(23), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 17, 0, 19), 
% 0.19/0.38  left_branch(0, 26, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 25, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 24, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  left_branch(0, 23, 0, 23), 
% 0.19/0.38  right_branch(23), 
% 0.19/0.38  left_branch(0, 22, 0, 24), 
% 0.19/0.38  right_branch(24), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  right_branch(9), 
% 0.19/0.38  left_branch(0, 8, 0, 10), 
% 0.19/0.38  left_branch(0, 16, 0, 11), 
% 0.19/0.38  left_branch(0, 21, 0, 12), 
% 0.19/0.38  left_branch(0, 26, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 25, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 24, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 23, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 22, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 20, 0, 13), 
% 0.19/0.38  left_branch(0, 26, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 25, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 24, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 23, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 22, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 19, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 18, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 17, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  right_branch(11), 
% 0.19/0.38  left_branch(0, 15, 0, 12), 
% 0.19/0.38  left_branch(0, 21, 0, 13), 
% 0.19/0.38  left_branch(0, 26, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 25, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 24, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 23, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 22, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 20, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 19, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 18, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 17, 0, 17), 
% 0.19/0.38  left_branch(0, 26, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 25, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 24, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 23, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 22, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 14, 0, 13), 
% 0.19/0.38  left_branch(0, 21, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 20, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 19, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 18, 0, 17), 
% 0.19/0.38  left_branch(0, 26, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 25, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 24, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 23, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 22, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 17, 0, 18), 
% 0.19/0.38  left_branch(0, 26, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 25, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 24, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 23, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  left_branch(0, 22, 0, 23), 
% 0.19/0.38  right_branch(23), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 13, 0, 14), 
% 0.19/0.38  left_branch(0, 21, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 20, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 19, 0, 17), 
% 0.19/0.38  left_branch(0, 26, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 25, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 24, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 23, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 22, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 18, 0, 18), 
% 0.19/0.38  left_branch(0, 26, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 25, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 24, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 23, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  left_branch(0, 22, 0, 23), 
% 0.19/0.38  right_branch(23), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 17, 0, 19), 
% 0.19/0.38  left_branch(0, 26, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 25, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 24, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  left_branch(0, 23, 0, 23), 
% 0.19/0.38  right_branch(23), 
% 0.19/0.38  left_branch(0, 22, 0, 24), 
% 0.19/0.38  right_branch(24), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 12, 0, 15), 
% 0.19/0.38  left_branch(0, 21, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 20, 0, 17), 
% 0.19/0.38  left_branch(0, 26, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 25, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 24, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 23, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 22, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 19, 0, 18), 
% 0.19/0.38  left_branch(0, 26, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 25, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 24, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 23, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  left_branch(0, 22, 0, 23), 
% 0.19/0.38  right_branch(23), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 18, 0, 19), 
% 0.19/0.38  left_branch(0, 26, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 25, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 24, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  left_branch(0, 23, 0, 23), 
% 0.19/0.38  right_branch(23), 
% 0.19/0.38  left_branch(0, 22, 0, 24), 
% 0.19/0.38  right_branch(24), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 17, 0, 20), 
% 0.19/0.38  left_branch(0, 26, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 25, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  left_branch(0, 24, 0, 23), 
% 0.19/0.38  right_branch(23), 
% 0.19/0.38  left_branch(0, 23, 0, 24), 
% 0.19/0.38  right_branch(24), 
% 0.19/0.38  left_branch(0, 22, 0, 25), 
% 0.19/0.38  right_branch(25), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  right_branch(10), 
% 0.19/0.38  left_branch(0, 7, 0, 11), 
% 0.19/0.38  left_branch(0, 16, 0, 12), 
% 0.19/0.38  left_branch(0, 21, 0, 13), 
% 0.19/0.38  left_branch(0, 26, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 25, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 24, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 23, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 22, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 20, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 19, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 18, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 17, 0, 17), 
% 0.19/0.38  left_branch(0, 26, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 25, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 24, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 23, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 22, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 15, 0, 13), 
% 0.19/0.38  left_branch(0, 21, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 20, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 19, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 18, 0, 17), 
% 0.19/0.38  left_branch(0, 26, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 25, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 24, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 23, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 22, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 17, 0, 18), 
% 0.19/0.38  left_branch(0, 26, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 25, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 24, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 23, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  left_branch(0, 22, 0, 23), 
% 0.19/0.38  right_branch(23), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 14, 0, 14), 
% 0.19/0.38  left_branch(0, 21, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 20, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 19, 0, 17), 
% 0.19/0.38  left_branch(0, 26, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 25, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 24, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 23, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 22, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 18, 0, 18), 
% 0.19/0.38  left_branch(0, 26, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 25, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 24, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 23, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  left_branch(0, 22, 0, 23), 
% 0.19/0.38  right_branch(23), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 17, 0, 19), 
% 0.19/0.38  left_branch(0, 26, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 25, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 24, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  left_branch(0, 23, 0, 23), 
% 0.19/0.38  right_branch(23), 
% 0.19/0.38  left_branch(0, 22, 0, 24), 
% 0.19/0.38  right_branch(24), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 13, 0, 15), 
% 0.19/0.38  left_branch(0, 21, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 20, 0, 17), 
% 0.19/0.38  left_branch(0, 26, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 25, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 24, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 23, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 22, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 19, 0, 18), 
% 0.19/0.38  left_branch(0, 26, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 25, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 24, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 23, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  left_branch(0, 22, 0, 23), 
% 0.19/0.38  right_branch(23), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 18, 0, 19), 
% 0.19/0.38  left_branch(0, 26, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 25, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 24, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  left_branch(0, 23, 0, 23), 
% 0.19/0.38  right_branch(23), 
% 0.19/0.38  left_branch(0, 22, 0, 24), 
% 0.19/0.38  right_branch(24), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 17, 0, 20), 
% 0.19/0.38  left_branch(0, 26, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 25, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  left_branch(0, 24, 0, 23), 
% 0.19/0.38  right_branch(23), 
% 0.19/0.38  left_branch(0, 23, 0, 24), 
% 0.19/0.38  right_branch(24), 
% 0.19/0.38  left_branch(0, 22, 0, 25), 
% 0.19/0.38  right_branch(25), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 12, 0, 16), 
% 0.19/0.38  left_branch(0, 21, 0, 17), 
% 0.19/0.38  left_branch(0, 26, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 25, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 24, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 23, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 22, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 20, 0, 18), 
% 0.19/0.38  left_branch(0, 26, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 25, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 24, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 23, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  left_branch(0, 22, 0, 23), 
% 0.19/0.38  right_branch(23), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 19, 0, 19), 
% 0.19/0.38  left_branch(0, 26, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 25, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 24, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  left_branch(0, 23, 0, 23), 
% 0.19/0.38  right_branch(23), 
% 0.19/0.38  left_branch(0, 22, 0, 24), 
% 0.19/0.38  right_branch(24), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 18, 0, 20), 
% 0.19/0.38  left_branch(0, 26, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 25, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  left_branch(0, 24, 0, 23), 
% 0.19/0.38  right_branch(23), 
% 0.19/0.38  left_branch(0, 23, 0, 24), 
% 0.19/0.38  right_branch(24), 
% 0.19/0.38  left_branch(0, 22, 0, 25), 
% 0.19/0.38  right_branch(25), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 17, 0, 21), 
% 0.19/0.38  left_branch(0, 26, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  left_branch(0, 25, 0, 23), 
% 0.19/0.38  right_branch(23), 
% 0.19/0.38  left_branch(0, 24, 0, 24), 
% 0.19/0.38  right_branch(24), 
% 0.19/0.38  left_branch(0, 23, 0, 25), 
% 0.19/0.38  right_branch(25), 
% 0.19/0.38  left_branch(0, 22, 0, 26), 
% 0.19/0.38  right_branch(26), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  right_branch(11), 
% 0.19/0.38  right_branch(6), 
% 0.19/0.38  left_branch(0, 2, 0, 7), 
% 0.19/0.38  left_branch(0, 11, 0, 8), 
% 0.19/0.38  left_branch(0, 16, 0, 9), 
% 0.19/0.38  left_branch(0, 21, 0, 10), 
% 0.19/0.38  left_branch(0, 26, 0, 11), 
% 0.19/0.38  right_branch(11), 
% 0.19/0.38  left_branch(0, 25, 0, 12), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 24, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 23, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 22, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  right_branch(10), 
% 0.19/0.38  left_branch(0, 20, 0, 11), 
% 0.19/0.38  left_branch(0, 26, 0, 12), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 25, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 24, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 23, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 22, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  right_branch(11), 
% 0.19/0.38  left_branch(0, 19, 0, 12), 
% 0.19/0.38  left_branch(0, 26, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 25, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 24, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 23, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 22, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 18, 0, 13), 
% 0.19/0.38  left_branch(0, 26, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 25, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 24, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 23, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 22, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 17, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  right_branch(9), 
% 0.19/0.38  left_branch(0, 15, 0, 10), 
% 0.19/0.38  left_branch(0, 21, 0, 11), 
% 0.19/0.38  left_branch(0, 26, 0, 12), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 25, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 24, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 23, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 22, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  right_branch(11), 
% 0.19/0.38  left_branch(0, 20, 0, 12), 
% 0.19/0.38  left_branch(0, 26, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 25, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 24, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 23, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 22, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 19, 0, 13), 
% 0.19/0.38  left_branch(0, 26, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 25, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 24, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 23, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 22, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 18, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 17, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  right_branch(10), 
% 0.19/0.38  left_branch(0, 14, 0, 11), 
% 0.19/0.38  left_branch(0, 21, 0, 12), 
% 0.19/0.38  left_branch(0, 26, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 25, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 24, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 23, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 22, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 20, 0, 13), 
% 0.19/0.38  left_branch(0, 26, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 25, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 24, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 23, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 22, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 19, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 18, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 17, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  right_branch(11), 
% 0.19/0.38  left_branch(0, 13, 0, 12), 
% 0.19/0.38  left_branch(0, 21, 0, 13), 
% 0.19/0.38  left_branch(0, 26, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 25, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 24, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 23, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 22, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 20, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 19, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 18, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 17, 0, 17), 
% 0.19/0.38  left_branch(0, 26, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 25, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 24, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 23, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 22, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 12, 0, 13), 
% 0.19/0.38  left_branch(0, 21, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 20, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 19, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 18, 0, 17), 
% 0.19/0.38  left_branch(0, 26, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 25, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 24, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 23, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 22, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 17, 0, 18), 
% 0.19/0.38  left_branch(0, 26, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 25, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 24, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 23, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  left_branch(0, 22, 0, 23), 
% 0.19/0.38  right_branch(23), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  right_branch(8), 
% 0.19/0.38  left_branch(0, 10, 0, 9), 
% 0.19/0.38  left_branch(0, 16, 0, 10), 
% 0.19/0.38  left_branch(0, 21, 0, 11), 
% 0.19/0.38  left_branch(0, 26, 0, 12), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 25, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 24, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 23, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 22, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  right_branch(11), 
% 0.19/0.38  left_branch(0, 20, 0, 12), 
% 0.19/0.38  left_branch(0, 26, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 25, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 24, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 23, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 22, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 19, 0, 13), 
% 0.19/0.38  left_branch(0, 26, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 25, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 24, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 23, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 22, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 18, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 17, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  right_branch(10), 
% 0.19/0.38  left_branch(0, 15, 0, 11), 
% 0.19/0.38  left_branch(0, 21, 0, 12), 
% 0.19/0.38  left_branch(0, 26, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 25, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 24, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 23, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 22, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 20, 0, 13), 
% 0.19/0.38  left_branch(0, 26, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 25, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 24, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 23, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 22, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 19, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 18, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 17, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  right_branch(11), 
% 0.19/0.38  left_branch(0, 14, 0, 12), 
% 0.19/0.38  left_branch(0, 21, 0, 13), 
% 0.19/0.38  left_branch(0, 26, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 25, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 24, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 23, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 22, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 20, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 19, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 18, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 17, 0, 17), 
% 0.19/0.38  left_branch(0, 26, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 25, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 24, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 23, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 22, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 13, 0, 13), 
% 0.19/0.38  left_branch(0, 21, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 20, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 19, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 18, 0, 17), 
% 0.19/0.38  left_branch(0, 26, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 25, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 24, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 23, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 22, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 17, 0, 18), 
% 0.19/0.38  left_branch(0, 26, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 25, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 24, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 23, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  left_branch(0, 22, 0, 23), 
% 0.19/0.38  right_branch(23), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 12, 0, 14), 
% 0.19/0.38  left_branch(0, 21, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 20, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 19, 0, 17), 
% 0.19/0.38  left_branch(0, 26, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 25, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 24, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 23, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 22, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 18, 0, 18), 
% 0.19/0.38  left_branch(0, 26, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 25, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 24, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 23, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  left_branch(0, 22, 0, 23), 
% 0.19/0.38  right_branch(23), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 17, 0, 19), 
% 0.19/0.38  left_branch(0, 26, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 25, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 24, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  left_branch(0, 23, 0, 23), 
% 0.19/0.38  right_branch(23), 
% 0.19/0.38  left_branch(0, 22, 0, 24), 
% 0.19/0.38  right_branch(24), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  right_branch(9), 
% 0.19/0.38  left_branch(0, 9, 0, 10), 
% 0.19/0.38  left_branch(0, 16, 0, 11), 
% 0.19/0.38  left_branch(0, 21, 0, 12), 
% 0.19/0.38  left_branch(0, 26, 0, 13), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 25, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 24, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 23, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 22, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 20, 0, 13), 
% 0.19/0.38  left_branch(0, 26, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 25, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 24, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 23, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 22, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 19, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 18, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 17, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  right_branch(11), 
% 0.19/0.38  left_branch(0, 15, 0, 12), 
% 0.19/0.38  left_branch(0, 21, 0, 13), 
% 0.19/0.38  left_branch(0, 26, 0, 14), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 25, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 24, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 23, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 22, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  right_branch(13), 
% 0.19/0.38  left_branch(0, 20, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 19, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 24, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 23, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 22, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 18, 0, 16), 
% 0.19/0.38  left_branch(0, 26, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 25, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 24, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 23, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 22, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 17, 0, 17), 
% 0.19/0.38  left_branch(0, 26, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 25, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  left_branch(0, 24, 0, 20), 
% 0.19/0.38  right_branch(20), 
% 0.19/0.38  left_branch(0, 23, 0, 21), 
% 0.19/0.38  right_branch(21), 
% 0.19/0.38  left_branch(0, 22, 0, 22), 
% 0.19/0.38  right_branch(22), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  right_branch(12), 
% 0.19/0.38  left_branch(0, 14, 0, 13), 
% 0.19/0.38  left_branch(0, 21, 0, 14), 
% 0.19/0.38  left_branch(0, 26, 0, 15), 
% 0.19/0.38  right_branch(15), 
% 0.19/0.38  left_branch(0, 25, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 24, 0, 17), 
% 0.19/0.38  right_branch(17), 
% 0.19/0.38  left_branch(0, 23, 0, 18), 
% 0.19/0.38  right_branch(18), 
% 0.19/0.38  left_branch(0, 22, 0, 19), 
% 0.19/0.38  right_branch(19), 
% 0.19/0.38  right_branch(14), 
% 0.19/0.38  left_branch(0, 20, 0, 15), 
% 0.19/0.38  left_branch(0, 26, 0, 16), 
% 0.19/0.38  right_branch(16), 
% 0.19/0.38  left_branch(0, 25, 0, 17), 
% 0.19/0.39  right_branch(17), 
% 0.19/0.39  left_branch(0, 24, 0, 18), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 23, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 22, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  right_branch(15), 
% 0.19/0.39  left_branch(0, 19, 0, 16), 
% 0.19/0.39  left_branch(0, 26, 0, 17), 
% 0.19/0.39  right_branch(17), 
% 0.19/0.39  left_branch(0, 25, 0, 18), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 24, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 23, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 22, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  right_branch(16), 
% 0.19/0.39  left_branch(0, 18, 0, 17), 
% 0.19/0.39  left_branch(0, 26, 0, 18), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 25, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 24, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 23, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 22, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  right_branch(17), 
% 0.19/0.39  left_branch(0, 17, 0, 18), 
% 0.19/0.39  left_branch(0, 26, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 25, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 24, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 23, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  left_branch(0, 22, 0, 23), 
% 0.19/0.39  right_branch(23), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  right_branch(13), 
% 0.19/0.39  left_branch(0, 13, 0, 14), 
% 0.19/0.39  left_branch(0, 21, 0, 15), 
% 0.19/0.39  left_branch(0, 26, 0, 16), 
% 0.19/0.39  right_branch(16), 
% 0.19/0.39  left_branch(0, 25, 0, 17), 
% 0.19/0.39  right_branch(17), 
% 0.19/0.39  left_branch(0, 24, 0, 18), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 23, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 22, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  right_branch(15), 
% 0.19/0.39  left_branch(0, 20, 0, 16), 
% 0.19/0.39  left_branch(0, 26, 0, 17), 
% 0.19/0.39  right_branch(17), 
% 0.19/0.39  left_branch(0, 25, 0, 18), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 24, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 23, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 22, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  right_branch(16), 
% 0.19/0.39  left_branch(0, 19, 0, 17), 
% 0.19/0.39  left_branch(0, 26, 0, 18), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 25, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 24, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 23, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 22, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  right_branch(17), 
% 0.19/0.39  left_branch(0, 18, 0, 18), 
% 0.19/0.39  left_branch(0, 26, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 25, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 24, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 23, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  left_branch(0, 22, 0, 23), 
% 0.19/0.39  right_branch(23), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 17, 0, 19), 
% 0.19/0.39  left_branch(0, 26, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 25, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 24, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  left_branch(0, 23, 0, 23), 
% 0.19/0.39  right_branch(23), 
% 0.19/0.39  left_branch(0, 22, 0, 24), 
% 0.19/0.39  right_branch(24), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  right_branch(14), 
% 0.19/0.39  left_branch(0, 12, 0, 15), 
% 0.19/0.39  left_branch(0, 21, 0, 16), 
% 0.19/0.39  left_branch(0, 26, 0, 17), 
% 0.19/0.39  right_branch(17), 
% 0.19/0.39  left_branch(0, 25, 0, 18), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 24, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 23, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 22, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  right_branch(16), 
% 0.19/0.39  left_branch(0, 20, 0, 17), 
% 0.19/0.39  left_branch(0, 26, 0, 18), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 25, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 24, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 23, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 22, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  right_branch(17), 
% 0.19/0.39  left_branch(0, 19, 0, 18), 
% 0.19/0.39  left_branch(0, 26, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 25, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 24, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 23, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  left_branch(0, 22, 0, 23), 
% 0.19/0.39  right_branch(23), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 18, 0, 19), 
% 0.19/0.39  left_branch(0, 26, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 25, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 24, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  left_branch(0, 23, 0, 23), 
% 0.19/0.39  right_branch(23), 
% 0.19/0.39  left_branch(0, 22, 0, 24), 
% 0.19/0.39  right_branch(24), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 17, 0, 20), 
% 0.19/0.39  left_branch(0, 26, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 25, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  left_branch(0, 24, 0, 23), 
% 0.19/0.39  right_branch(23), 
% 0.19/0.39  left_branch(0, 23, 0, 24), 
% 0.19/0.39  right_branch(24), 
% 0.19/0.39  left_branch(0, 22, 0, 25), 
% 0.19/0.39  right_branch(25), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  right_branch(15), 
% 0.19/0.39  right_branch(10), 
% 0.19/0.39  left_branch(0, 8, 0, 11), 
% 0.19/0.39  left_branch(0, 16, 0, 12), 
% 0.19/0.39  left_branch(0, 21, 0, 13), 
% 0.19/0.39  left_branch(0, 26, 0, 14), 
% 0.19/0.39  right_branch(14), 
% 0.19/0.39  left_branch(0, 25, 0, 15), 
% 0.19/0.39  right_branch(15), 
% 0.19/0.39  left_branch(0, 24, 0, 16), 
% 0.19/0.39  right_branch(16), 
% 0.19/0.39  left_branch(0, 23, 0, 17), 
% 0.19/0.39  right_branch(17), 
% 0.19/0.39  left_branch(0, 22, 0, 18), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  right_branch(13), 
% 0.19/0.39  left_branch(0, 20, 0, 14), 
% 0.19/0.39  left_branch(0, 26, 0, 15), 
% 0.19/0.39  right_branch(15), 
% 0.19/0.39  left_branch(0, 25, 0, 16), 
% 0.19/0.39  right_branch(16), 
% 0.19/0.39  left_branch(0, 24, 0, 17), 
% 0.19/0.39  right_branch(17), 
% 0.19/0.39  left_branch(0, 23, 0, 18), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 22, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  right_branch(14), 
% 0.19/0.39  left_branch(0, 19, 0, 15), 
% 0.19/0.39  left_branch(0, 26, 0, 16), 
% 0.19/0.39  right_branch(16), 
% 0.19/0.39  left_branch(0, 25, 0, 17), 
% 0.19/0.39  right_branch(17), 
% 0.19/0.39  left_branch(0, 24, 0, 18), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 23, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 22, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  right_branch(15), 
% 0.19/0.39  left_branch(0, 18, 0, 16), 
% 0.19/0.39  left_branch(0, 26, 0, 17), 
% 0.19/0.39  right_branch(17), 
% 0.19/0.39  left_branch(0, 25, 0, 18), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 24, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 23, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 22, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  right_branch(16), 
% 0.19/0.39  left_branch(0, 17, 0, 17), 
% 0.19/0.39  left_branch(0, 26, 0, 18), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 25, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 24, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 23, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 22, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  right_branch(17), 
% 0.19/0.39  right_branch(12), 
% 0.19/0.39  left_branch(0, 15, 0, 13), 
% 0.19/0.39  left_branch(0, 21, 0, 14), 
% 0.19/0.39  left_branch(0, 26, 0, 15), 
% 0.19/0.39  right_branch(15), 
% 0.19/0.39  left_branch(0, 25, 0, 16), 
% 0.19/0.39  right_branch(16), 
% 0.19/0.39  left_branch(0, 24, 0, 17), 
% 0.19/0.39  right_branch(17), 
% 0.19/0.39  left_branch(0, 23, 0, 18), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 22, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  right_branch(14), 
% 0.19/0.39  left_branch(0, 20, 0, 15), 
% 0.19/0.39  left_branch(0, 26, 0, 16), 
% 0.19/0.39  right_branch(16), 
% 0.19/0.39  left_branch(0, 25, 0, 17), 
% 0.19/0.39  right_branch(17), 
% 0.19/0.39  left_branch(0, 24, 0, 18), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 23, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 22, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  right_branch(15), 
% 0.19/0.39  left_branch(0, 19, 0, 16), 
% 0.19/0.39  left_branch(0, 26, 0, 17), 
% 0.19/0.39  right_branch(17), 
% 0.19/0.39  left_branch(0, 25, 0, 18), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 24, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 23, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 22, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  right_branch(16), 
% 0.19/0.39  left_branch(0, 18, 0, 17), 
% 0.19/0.39  left_branch(0, 26, 0, 18), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 25, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 24, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 23, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 22, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  right_branch(17), 
% 0.19/0.39  left_branch(0, 17, 0, 18), 
% 0.19/0.39  left_branch(0, 26, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 25, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 24, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 23, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  left_branch(0, 22, 0, 23), 
% 0.19/0.39  right_branch(23), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  right_branch(13), 
% 0.19/0.39  left_branch(0, 14, 0, 14), 
% 0.19/0.39  left_branch(0, 21, 0, 15), 
% 0.19/0.39  left_branch(0, 26, 0, 16), 
% 0.19/0.39  right_branch(16), 
% 0.19/0.39  left_branch(0, 25, 0, 17), 
% 0.19/0.39  right_branch(17), 
% 0.19/0.39  left_branch(0, 24, 0, 18), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 23, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 22, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  right_branch(15), 
% 0.19/0.39  left_branch(0, 20, 0, 16), 
% 0.19/0.39  left_branch(0, 26, 0, 17), 
% 0.19/0.39  right_branch(17), 
% 0.19/0.39  left_branch(0, 25, 0, 18), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 24, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 23, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 22, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  right_branch(16), 
% 0.19/0.39  left_branch(0, 19, 0, 17), 
% 0.19/0.39  left_branch(0, 26, 0, 18), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 25, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 24, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 23, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 22, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  right_branch(17), 
% 0.19/0.39  left_branch(0, 18, 0, 18), 
% 0.19/0.39  left_branch(0, 26, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 25, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 24, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 23, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  left_branch(0, 22, 0, 23), 
% 0.19/0.39  right_branch(23), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 17, 0, 19), 
% 0.19/0.39  left_branch(0, 26, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 25, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 24, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  left_branch(0, 23, 0, 23), 
% 0.19/0.39  right_branch(23), 
% 0.19/0.39  left_branch(0, 22, 0, 24), 
% 0.19/0.39  right_branch(24), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  right_branch(14), 
% 0.19/0.39  left_branch(0, 13, 0, 15), 
% 0.19/0.39  left_branch(0, 21, 0, 16), 
% 0.19/0.39  left_branch(0, 26, 0, 17), 
% 0.19/0.39  right_branch(17), 
% 0.19/0.39  left_branch(0, 25, 0, 18), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 24, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 23, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 22, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  right_branch(16), 
% 0.19/0.39  left_branch(0, 20, 0, 17), 
% 0.19/0.39  left_branch(0, 26, 0, 18), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 25, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 24, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 23, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 22, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  right_branch(17), 
% 0.19/0.39  left_branch(0, 19, 0, 18), 
% 0.19/0.39  left_branch(0, 26, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 25, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 24, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 23, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  left_branch(0, 22, 0, 23), 
% 0.19/0.39  right_branch(23), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 18, 0, 19), 
% 0.19/0.39  left_branch(0, 26, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 25, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 24, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  left_branch(0, 23, 0, 23), 
% 0.19/0.39  right_branch(23), 
% 0.19/0.39  left_branch(0, 22, 0, 24), 
% 0.19/0.39  right_branch(24), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 17, 0, 20), 
% 0.19/0.39  left_branch(0, 26, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 25, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  left_branch(0, 24, 0, 23), 
% 0.19/0.39  right_branch(23), 
% 0.19/0.39  left_branch(0, 23, 0, 24), 
% 0.19/0.39  right_branch(24), 
% 0.19/0.39  left_branch(0, 22, 0, 25), 
% 0.19/0.39  right_branch(25), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  right_branch(15), 
% 0.19/0.39  left_branch(0, 12, 0, 16), 
% 0.19/0.39  left_branch(0, 21, 0, 17), 
% 0.19/0.39  left_branch(0, 26, 0, 18), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 25, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 24, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 23, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 22, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  right_branch(17), 
% 0.19/0.39  left_branch(0, 20, 0, 18), 
% 0.19/0.39  left_branch(0, 26, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 25, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 24, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 23, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  left_branch(0, 22, 0, 23), 
% 0.19/0.39  right_branch(23), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 19, 0, 19), 
% 0.19/0.39  left_branch(0, 26, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 25, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 24, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  left_branch(0, 23, 0, 23), 
% 0.19/0.39  right_branch(23), 
% 0.19/0.39  left_branch(0, 22, 0, 24), 
% 0.19/0.39  right_branch(24), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 18, 0, 20), 
% 0.19/0.39  left_branch(0, 26, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 25, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  left_branch(0, 24, 0, 23), 
% 0.19/0.39  right_branch(23), 
% 0.19/0.39  left_branch(0, 23, 0, 24), 
% 0.19/0.39  right_branch(24), 
% 0.19/0.39  left_branch(0, 22, 0, 25), 
% 0.19/0.39  right_branch(25), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 17, 0, 21), 
% 0.19/0.39  left_branch(0, 26, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  left_branch(0, 25, 0, 23), 
% 0.19/0.39  right_branch(23), 
% 0.19/0.39  left_branch(0, 24, 0, 24), 
% 0.19/0.39  right_branch(24), 
% 0.19/0.39  left_branch(0, 23, 0, 25), 
% 0.19/0.39  right_branch(25), 
% 0.19/0.39  left_branch(0, 22, 0, 26), 
% 0.19/0.39  right_branch(26), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  right_branch(16), 
% 0.19/0.39  right_branch(11), 
% 0.19/0.39  left_branch(0, 7, 0, 12), 
% 0.19/0.39  left_branch(0, 16, 0, 13), 
% 0.19/0.39  left_branch(0, 21, 0, 14), 
% 0.19/0.39  left_branch(0, 26, 0, 15), 
% 0.19/0.39  right_branch(15), 
% 0.19/0.39  left_branch(0, 25, 0, 16), 
% 0.19/0.39  right_branch(16), 
% 0.19/0.39  left_branch(0, 24, 0, 17), 
% 0.19/0.39  right_branch(17), 
% 0.19/0.39  left_branch(0, 23, 0, 18), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 22, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  right_branch(14), 
% 0.19/0.39  left_branch(0, 20, 0, 15), 
% 0.19/0.39  left_branch(0, 26, 0, 16), 
% 0.19/0.39  right_branch(16), 
% 0.19/0.39  left_branch(0, 25, 0, 17), 
% 0.19/0.39  right_branch(17), 
% 0.19/0.39  left_branch(0, 24, 0, 18), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 23, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 22, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  right_branch(15), 
% 0.19/0.39  left_branch(0, 19, 0, 16), 
% 0.19/0.39  left_branch(0, 26, 0, 17), 
% 0.19/0.39  right_branch(17), 
% 0.19/0.39  left_branch(0, 25, 0, 18), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 24, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 23, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 22, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  right_branch(16), 
% 0.19/0.39  left_branch(0, 18, 0, 17), 
% 0.19/0.39  left_branch(0, 26, 0, 18), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 25, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 24, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 23, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 22, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  right_branch(17), 
% 0.19/0.39  left_branch(0, 17, 0, 18), 
% 0.19/0.39  left_branch(0, 26, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 25, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 24, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 23, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  left_branch(0, 22, 0, 23), 
% 0.19/0.39  right_branch(23), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  right_branch(13), 
% 0.19/0.39  left_branch(0, 15, 0, 14), 
% 0.19/0.39  left_branch(0, 21, 0, 15), 
% 0.19/0.39  left_branch(0, 26, 0, 16), 
% 0.19/0.39  right_branch(16), 
% 0.19/0.39  left_branch(0, 25, 0, 17), 
% 0.19/0.39  right_branch(17), 
% 0.19/0.39  left_branch(0, 24, 0, 18), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 23, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 22, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  right_branch(15), 
% 0.19/0.39  left_branch(0, 20, 0, 16), 
% 0.19/0.39  left_branch(0, 26, 0, 17), 
% 0.19/0.39  right_branch(17), 
% 0.19/0.39  left_branch(0, 25, 0, 18), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 24, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 23, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 22, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  right_branch(16), 
% 0.19/0.39  left_branch(0, 19, 0, 17), 
% 0.19/0.39  left_branch(0, 26, 0, 18), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 25, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 24, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 23, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 22, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  right_branch(17), 
% 0.19/0.39  left_branch(0, 18, 0, 18), 
% 0.19/0.39  left_branch(0, 26, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 25, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 24, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 23, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  left_branch(0, 22, 0, 23), 
% 0.19/0.39  right_branch(23), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 17, 0, 19), 
% 0.19/0.39  left_branch(0, 26, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 25, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 24, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  left_branch(0, 23, 0, 23), 
% 0.19/0.39  right_branch(23), 
% 0.19/0.39  left_branch(0, 22, 0, 24), 
% 0.19/0.39  right_branch(24), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  right_branch(14), 
% 0.19/0.39  left_branch(0, 14, 0, 15), 
% 0.19/0.39  left_branch(0, 21, 0, 16), 
% 0.19/0.39  left_branch(0, 26, 0, 17), 
% 0.19/0.39  right_branch(17), 
% 0.19/0.39  left_branch(0, 25, 0, 18), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 24, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 23, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 22, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  right_branch(16), 
% 0.19/0.39  left_branch(0, 20, 0, 17), 
% 0.19/0.39  left_branch(0, 26, 0, 18), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 25, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 24, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 23, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 22, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  right_branch(17), 
% 0.19/0.39  left_branch(0, 19, 0, 18), 
% 0.19/0.39  left_branch(0, 26, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 25, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 24, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 23, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  left_branch(0, 22, 0, 23), 
% 0.19/0.39  right_branch(23), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 18, 0, 19), 
% 0.19/0.39  left_branch(0, 26, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 25, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 24, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  left_branch(0, 23, 0, 23), 
% 0.19/0.39  right_branch(23), 
% 0.19/0.39  left_branch(0, 22, 0, 24), 
% 0.19/0.39  right_branch(24), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 17, 0, 20), 
% 0.19/0.39  left_branch(0, 26, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 25, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  left_branch(0, 24, 0, 23), 
% 0.19/0.39  right_branch(23), 
% 0.19/0.39  left_branch(0, 23, 0, 24), 
% 0.19/0.39  right_branch(24), 
% 0.19/0.39  left_branch(0, 22, 0, 25), 
% 0.19/0.39  right_branch(25), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  right_branch(15), 
% 0.19/0.39  left_branch(0, 13, 0, 16), 
% 0.19/0.39  left_branch(0, 21, 0, 17), 
% 0.19/0.39  left_branch(0, 26, 0, 18), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 25, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 24, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 23, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 22, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  right_branch(17), 
% 0.19/0.39  left_branch(0, 20, 0, 18), 
% 0.19/0.39  left_branch(0, 26, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 25, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 24, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 23, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  left_branch(0, 22, 0, 23), 
% 0.19/0.39  right_branch(23), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 19, 0, 19), 
% 0.19/0.39  left_branch(0, 26, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 25, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 24, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  left_branch(0, 23, 0, 23), 
% 0.19/0.39  right_branch(23), 
% 0.19/0.39  left_branch(0, 22, 0, 24), 
% 0.19/0.39  right_branch(24), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 18, 0, 20), 
% 0.19/0.39  left_branch(0, 26, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 25, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  left_branch(0, 24, 0, 23), 
% 0.19/0.39  right_branch(23), 
% 0.19/0.39  left_branch(0, 23, 0, 24), 
% 0.19/0.39  right_branch(24), 
% 0.19/0.39  left_branch(0, 22, 0, 25), 
% 0.19/0.39  right_branch(25), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 17, 0, 21), 
% 0.19/0.39  left_branch(0, 26, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  left_branch(0, 25, 0, 23), 
% 0.19/0.39  right_branch(23), 
% 0.19/0.39  left_branch(0, 24, 0, 24), 
% 0.19/0.39  right_branch(24), 
% 0.19/0.39  left_branch(0, 23, 0, 25), 
% 0.19/0.39  right_branch(25), 
% 0.19/0.39  left_branch(0, 22, 0, 26), 
% 0.19/0.39  right_branch(26), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  right_branch(16), 
% 0.19/0.39  left_branch(0, 12, 0, 17), 
% 0.19/0.39  left_branch(0, 21, 0, 18), 
% 0.19/0.39  left_branch(0, 26, 0, 19), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 25, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 24, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 23, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  left_branch(0, 22, 0, 23), 
% 0.19/0.39  right_branch(23), 
% 0.19/0.39  right_branch(18), 
% 0.19/0.39  left_branch(0, 20, 0, 19), 
% 0.19/0.39  left_branch(0, 26, 0, 20), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 25, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 24, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  left_branch(0, 23, 0, 23), 
% 0.19/0.39  right_branch(23), 
% 0.19/0.39  left_branch(0, 22, 0, 24), 
% 0.19/0.39  right_branch(24), 
% 0.19/0.39  right_branch(19), 
% 0.19/0.39  left_branch(0, 19, 0, 20), 
% 0.19/0.39  left_branch(0, 26, 0, 21), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 25, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  left_branch(0, 24, 0, 23), 
% 0.19/0.39  right_branch(23), 
% 0.19/0.39  left_branch(0, 23, 0, 24), 
% 0.19/0.39  right_branch(24), 
% 0.19/0.39  left_branch(0, 22, 0, 25), 
% 0.19/0.39  right_branch(25), 
% 0.19/0.39  right_branch(20), 
% 0.19/0.39  left_branch(0, 18, 0, 21), 
% 0.19/0.39  left_branch(0, 26, 0, 22), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  left_branch(0, 25, 0, 23), 
% 0.19/0.39  right_branch(23), 
% 0.19/0.39  left_branch(0, 24, 0, 24), 
% 0.19/0.39  right_branch(24), 
% 0.19/0.39  left_branch(0, 23, 0, 25), 
% 0.19/0.39  right_branch(25), 
% 0.19/0.39  left_branch(0, 22, 0, 26), 
% 0.19/0.39  right_branch(26), 
% 0.19/0.39  right_branch(21), 
% 0.19/0.39  left_branch(0, 17, 0, 22), 
% 0.19/0.39  left_branch(0, 26, 0, 23), 
% 0.19/0.39  right_branch(23), 
% 0.19/0.39  left_branch(0, 25, 0, 24), 
% 0.19/0.39  right_branch(24), 
% 0.19/0.39  left_branch(0, 24, 0, 25), 
% 0.19/0.39  right_branch(25), 
% 0.19/0.39  left_branch(0, 23, 0, 26), 
% 0.19/0.39  right_branch(26), 
% 0.19/0.39  left_branch(0, 22, 0, 27), 
% 0.19/0.39  right_branch(27), 
% 0.19/0.39  right_branch(22), 
% 0.19/0.39  right_branch(17), 
% 0.19/0.39  right_branch(12), 
% 0.19/0.39  right_branch(7), 
% 0.19/0.39  right_branch(2)
% 0.19/0.39  )).
% 0.19/0.39  % SZS output end Proof for theBenchmark
%------------------------------------------------------------------------------