TSTP Solution File: HWC002-1 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : HWC002-1 : TPTP v8.1.0. Released v1.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s

% Computer : n011.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 : Wed Aug 31 16:24:44 EDT 2022

% Result   : Unsatisfiable 1.73s 0.62s
% Output   : Refutation 1.73s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   12
%            Number of leaves      :    9
% Syntax   : Number of formulae    :   31 (  31 unt;   0 def)
%            Number of atoms       :   31 (  21 equ)
%            Maximal formula atoms :    1 (   1 avg)
%            Number of connectives :    8 (   8   ~;   0   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    9 (   3 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :    3 (   1 usr;   1 prp; 0-3 aty)
%            Number of functors    :    8 (   8 usr;   3 con; 0-4 aty)
%            Number of variables   :   47 (  47   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f487,plain,
    $false,
    inference(resolution,[],[f474,f26]) ).

fof(f26,axiom,
    ! [X2,X9] : circuit(top(X9),X2,bottom(X9)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',subsume_symmetric) ).

fof(f474,plain,
    ~ circuit(top(nil),nil,bottom(nil)),
    inference(forward_demodulation,[],[f473,f35]) ).

fof(f35,axiom,
    ! [X9] : connect(nil,X9) = X9,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',connect_definition1) ).

fof(f473,plain,
    ~ circuit(top(connect(nil,nil)),nil,bottom(nil)),
    inference(forward_demodulation,[],[f472,f464]) ).

fof(f464,plain,
    nil = table(n0,n1,n0,n0),
    inference(backward_demodulation,[],[f450,f458]) ).

fof(f458,plain,
    ! [X3,X4,X5] : table(X3,X4,n1,X5) = table(X3,X4,n0,X5),
    inference(forward_demodulation,[],[f432,f431]) ).

fof(f431,plain,
    ! [X2,X0,X1] : table(and(n0,X0),and(n0,X1),n0,and(n0,X2)) = table(X0,X1,n0,X2),
    inference(superposition,[],[f174,f1]) ).

fof(f1,axiom,
    n0 = and(n0,n0),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',and_definition1) ).

fof(f174,plain,
    ! [X2,X3,X0,X1] : table(and(n0,X0),and(n0,X1),and(n0,X2),and(n0,X3)) = table(X0,X1,X2,X3),
    inference(forward_demodulation,[],[f166,f28]) ).

fof(f28,axiom,
    ! [X9] : and(nil,X9) = X9,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',and_definition5) ).

fof(f166,plain,
    ! [X2,X3,X0,X1] : and(nil,table(X0,X1,X2,X3)) = table(and(n0,X0),and(n0,X1),and(n0,X2),and(n0,X3)),
    inference(superposition,[],[f27,f33]) ).

fof(f33,axiom,
    nil = table(n0,n0,n0,n0),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',empty_table) ).

fof(f27,axiom,
    ! [X0,X11,X1,X6,X7,X5,X12,X13] : and(table(X0,X1,X7,X11),table(X5,X6,X12,X13)) = table(and(X0,X5),and(X1,X6),and(X7,X12),and(X11,X13)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',and_table_definition) ).

fof(f432,plain,
    ! [X3,X4,X5] : table(X3,X4,n1,X5) = table(and(n0,X3),and(n0,X4),n0,and(n0,X5)),
    inference(superposition,[],[f174,f2]) ).

fof(f2,axiom,
    n0 = and(n0,n1),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',and_definition2) ).

fof(f450,plain,
    nil = table(n0,n1,n1,n0),
    inference(backward_demodulation,[],[f441,f443]) ).

fof(f443,plain,
    ! [X3,X4,X5] : table(X3,X4,X5,n1) = table(X3,X4,X5,n0),
    inference(forward_demodulation,[],[f434,f433]) ).

fof(f433,plain,
    ! [X2,X0,X1] : table(and(n0,X0),and(n0,X1),and(n0,X2),n0) = table(X0,X1,X2,n0),
    inference(superposition,[],[f174,f1]) ).

fof(f434,plain,
    ! [X3,X4,X5] : table(X3,X4,X5,n1) = table(and(n0,X3),and(n0,X4),and(n0,X5),n0),
    inference(superposition,[],[f174,f2]) ).

fof(f441,plain,
    nil = table(n0,n1,n1,n1),
    inference(backward_demodulation,[],[f34,f440]) ).

fof(f440,plain,
    ! [X3,X4,X5] : table(n0,X3,X4,X5) = table(n1,X3,X4,X5),
    inference(backward_demodulation,[],[f428,f427]) ).

fof(f427,plain,
    ! [X2,X0,X1] : table(n0,and(n0,X0),and(n0,X1),and(n0,X2)) = table(n0,X0,X1,X2),
    inference(superposition,[],[f174,f1]) ).

fof(f428,plain,
    ! [X3,X4,X5] : table(n0,and(n0,X3),and(n0,X4),and(n0,X5)) = table(n1,X3,X4,X5),
    inference(superposition,[],[f174,f2]) ).

fof(f34,axiom,
    nil = table(n1,n1,n1,n1),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',full_table) ).

fof(f472,plain,
    ~ circuit(top(connect(table(n0,n1,n0,n0),nil)),nil,bottom(nil)),
    inference(forward_demodulation,[],[f471,f35]) ).

fof(f471,plain,
    ~ circuit(top(connect(table(n0,n1,n0,n0),nil)),nil,bottom(connect(nil,nil))),
    inference(forward_demodulation,[],[f459,f33]) ).

fof(f459,plain,
    ~ circuit(top(connect(table(n0,n1,n0,n0),nil)),nil,bottom(connect(table(n0,n0,n0,n0),nil))),
    inference(backward_demodulation,[],[f455,f458]) ).

fof(f455,plain,
    ~ circuit(top(connect(table(n0,n1,n0,n0),nil)),nil,bottom(connect(table(n0,n0,n1,n0),nil))),
    inference(forward_demodulation,[],[f448,f443]) ).

fof(f448,plain,
    ~ circuit(top(connect(table(n0,n1,n0,n1),nil)),nil,bottom(connect(table(n0,n0,n1,n0),nil))),
    inference(backward_demodulation,[],[f38,f443]) ).

fof(f38,axiom,
    ~ circuit(top(connect(table(n0,n1,n0,n1),nil)),nil,bottom(connect(table(n0,n0,n1,n1),nil))),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_output_configuration) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem    : HWC002-1 : TPTP v8.1.0. Released v1.1.0.
% 0.12/0.13  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.13/0.34  % Computer : n011.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit   : 300
% 0.13/0.34  % WCLimit    : 300
% 0.13/0.34  % DateTime   : Mon Aug 29 22:52:55 EDT 2022
% 0.13/0.35  % CPUTime    : 
% 0.20/0.50  % (31325)ott+4_1:1_av=off:bd=off:nwc=5.0:s2a=on:s2at=2.0:slsq=on:slsqc=2:slsql=off:slsqr=1,2:sp=frequency:i=37:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/37Mi)
% 0.20/0.50  % (31350)ott+11_2:3_av=off:fde=unused:nwc=5.0:tgt=ground:i=177:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/177Mi)
% 0.20/0.50  % (31327)ott+33_1:4_s2a=on:tgt=ground:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 0.20/0.51  % (31326)ott+10_1:32_bd=off:fsr=off:newcnf=on:tgt=full:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 0.20/0.51  % (31336)ott+10_1:5_bd=off:tgt=full:i=99:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/99Mi)
% 0.20/0.51  % (31340)fmb+10_1:1_bce=on:i=59:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/59Mi)
% 0.20/0.52  % (31342)ott+4_1:1_av=off:bd=off:nwc=5.0:rp=on:s2a=on:s2at=2.0:slsq=on:slsqc=2:slsql=off:slsqr=1,2:sp=frequency:i=100:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/100Mi)
% 0.20/0.52  % (31334)ott+10_1:32_bd=off:fsr=off:newcnf=on:tgt=full:i=100:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/100Mi)
% 0.20/0.53  % (31335)ott+10_1:28_bd=off:bs=on:tgt=ground:i=101:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/101Mi)
% 0.20/0.53  TRYING [1]
% 0.20/0.53  % (31328)dis+34_1:32_abs=on:add=off:bsr=on:gsp=on:sp=weighted_frequency:i=48:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/48Mi)
% 0.20/0.53  % (31349)ins+10_1:1_awrs=decay:awrsf=30:bsr=unit_only:foolp=on:igrr=8/457:igs=10:igwr=on:nwc=1.5:sp=weighted_frequency:to=lpo:uhcvi=on:i=68:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/68Mi)
% 0.20/0.53  % (31331)dis+2_1:64_add=large:bce=on:bd=off:i=2:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/2Mi)
% 0.20/0.53  % (31346)ott+11_1:1_drc=off:nwc=5.0:slsq=on:slsqc=1:spb=goal_then_units:to=lpo:i=467:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/467Mi)
% 0.20/0.53  % (31347)ott+10_1:1_kws=precedence:tgt=ground:i=482:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/482Mi)
% 0.20/0.53  % (31324)ott+10_1:32_abs=on:br=off:urr=ec_only:i=50:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/50Mi)
% 0.20/0.53  % (31352)ott+10_7:2_awrs=decay:awrsf=8:bd=preordered:drc=off:fd=preordered:fde=unused:fsr=off:slsq=on:slsqc=2:slsqr=5,8:sp=const_min:spb=units:to=lpo:i=355:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/355Mi)
% 0.20/0.54  % (31338)ott+11_2:3_av=off:fde=unused:nwc=5.0:tgt=ground:i=75:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/75Mi)
% 0.20/0.54  % (31323)fmb+10_1:1_bce=on:fmbsr=1.5:nm=4:skr=on:i=191324:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/191324Mi)
% 0.20/0.54  % (31329)fmb+10_1:1_fmbsr=2.0:nm=4:skr=on:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 0.20/0.54  % (31331)Instruction limit reached!
% 0.20/0.54  % (31331)------------------------------
% 0.20/0.54  % (31331)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.54  % (31331)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.54  % (31331)Termination reason: Unknown
% 0.20/0.54  % (31331)Termination phase: Saturation
% 0.20/0.54  
% 0.20/0.54  % (31331)Memory used [KB]: 895
% 0.20/0.54  % (31331)Time elapsed: 0.003 s
% 0.20/0.54  % (31331)Instructions burned: 2 (million)
% 0.20/0.54  % (31331)------------------------------
% 0.20/0.54  % (31331)------------------------------
% 0.20/0.54  % (31351)ott+33_1:4_s2a=on:tgt=ground:i=439:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/439Mi)
% 0.20/0.54  % (31341)ott+10_1:1_tgt=ground:i=100:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/100Mi)
% 0.20/0.54  % (31344)ott+3_1:1_gsp=on:lcm=predicate:i=138:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/138Mi)
% 0.20/0.54  TRYING [2]
% 0.20/0.54  % (31343)ott+10_1:8_bsd=on:fsd=on:lcm=predicate:nwc=5.0:s2a=on:s2at=1.5:spb=goal_then_units:i=176:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/176Mi)
% 0.20/0.54  % (31339)dis+34_1:32_abs=on:add=off:bsr=on:gsp=on:sp=weighted_frequency:i=99:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/99Mi)
% 0.20/0.54  % (31333)ott+2_1:1_fsr=off:gsp=on:i=50:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/50Mi)
% 0.20/0.54  % (31337)ins+10_1:1_awrs=decay:awrsf=30:bsr=unit_only:foolp=on:igrr=8/457:igs=10:igwr=on:nwc=1.5:sp=weighted_frequency:to=lpo:uhcvi=on:i=68:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/68Mi)
% 0.20/0.55  % (31345)dis+21_1:1_av=off:er=filter:slsq=on:slsqc=0:slsqr=1,1:sp=frequency:to=lpo:i=498:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/498Mi)
% 0.20/0.55  % (31348)ott+10_1:5_bd=off:tgt=full:i=500:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/500Mi)
% 0.20/0.55  % (31332)ott-1_1:6_av=off:cond=on:fsr=off:nwc=3.0:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 0.20/0.56  % (31330)dis+10_1:1_fsd=on:sp=occurrence:i=7:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/7Mi)
% 1.60/0.56  % (31327)Instruction limit reached!
% 1.60/0.56  % (31327)------------------------------
% 1.60/0.56  % (31327)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.60/0.56  TRYING [1]
% 1.60/0.56  % (31325)Instruction limit reached!
% 1.60/0.56  % (31325)------------------------------
% 1.60/0.56  % (31325)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.60/0.56  % (31325)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.60/0.56  % (31325)Termination reason: Unknown
% 1.60/0.56  % (31325)Termination phase: Saturation
% 1.60/0.56  
% 1.60/0.56  % (31325)Memory used [KB]: 1791
% 1.60/0.56  % (31325)Time elapsed: 0.152 s
% 1.60/0.56  % (31325)Instructions burned: 38 (million)
% 1.60/0.56  % (31325)------------------------------
% 1.60/0.56  % (31325)------------------------------
% 1.60/0.56  TRYING [2]
% 1.60/0.56  % (31327)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.60/0.56  % (31327)Termination reason: Unknown
% 1.60/0.56  % (31327)Termination phase: Saturation
% 1.60/0.56  
% 1.60/0.57  % (31327)Memory used [KB]: 6524
% 1.60/0.57  % (31327)Time elapsed: 0.137 s
% 1.60/0.57  % (31327)Instructions burned: 52 (million)
% 1.60/0.57  % (31327)------------------------------
% 1.60/0.57  % (31327)------------------------------
% 1.60/0.57  TRYING [1]
% 1.60/0.57  % (31330)Instruction limit reached!
% 1.60/0.57  % (31330)------------------------------
% 1.60/0.57  % (31330)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.60/0.57  % (31330)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.60/0.57  % (31330)Termination reason: Unknown
% 1.60/0.57  % (31330)Termination phase: Saturation
% 1.60/0.57  
% 1.60/0.57  % (31330)Memory used [KB]: 5500
% 1.60/0.57  % (31330)Time elapsed: 0.171 s
% 1.60/0.57  % (31330)Instructions burned: 7 (million)
% 1.60/0.57  % (31330)------------------------------
% 1.60/0.57  % (31330)------------------------------
% 1.60/0.57  TRYING [2]
% 1.73/0.58  % (31340)Instruction limit reached!
% 1.73/0.58  % (31340)------------------------------
% 1.73/0.58  % (31340)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.73/0.58  % (31340)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.73/0.58  % (31340)Termination reason: Unknown
% 1.73/0.58  % (31340)Termination phase: Finite model building SAT solving
% 1.73/0.58  
% 1.73/0.58  % (31340)Memory used [KB]: 8315
% 1.73/0.58  % (31340)Time elapsed: 0.140 s
% 1.73/0.58  % (31340)Instructions burned: 60 (million)
% 1.73/0.58  % (31340)------------------------------
% 1.73/0.58  % (31340)------------------------------
% 1.73/0.59  % (31329)Instruction limit reached!
% 1.73/0.59  % (31329)------------------------------
% 1.73/0.59  % (31329)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.73/0.59  % (31329)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.73/0.59  % (31329)Termination reason: Unknown
% 1.73/0.59  % (31329)Termination phase: Finite model building SAT solving
% 1.73/0.59  
% 1.73/0.59  % (31329)Memory used [KB]: 7931
% 1.73/0.59  % (31329)Time elapsed: 0.166 s
% 1.73/0.59  % (31329)Instructions burned: 52 (million)
% 1.73/0.59  % (31329)------------------------------
% 1.73/0.59  % (31329)------------------------------
% 1.73/0.59  % (31326)Instruction limit reached!
% 1.73/0.59  % (31326)------------------------------
% 1.73/0.59  % (31326)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.73/0.60  % (31328)Instruction limit reached!
% 1.73/0.60  % (31328)------------------------------
% 1.73/0.60  % (31328)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.73/0.61  % (31324)Instruction limit reached!
% 1.73/0.61  % (31324)------------------------------
% 1.73/0.61  % (31324)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.73/0.61  % (31326)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.73/0.61  % (31326)Termination reason: Unknown
% 1.73/0.61  % (31326)Termination phase: Saturation
% 1.73/0.61  
% 1.73/0.61  % (31326)Memory used [KB]: 6780
% 1.73/0.61  % (31326)Time elapsed: 0.183 s
% 1.73/0.61  % (31326)Instructions burned: 53 (million)
% 1.73/0.61  % (31326)------------------------------
% 1.73/0.61  % (31326)------------------------------
% 1.73/0.62  % (31328)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.73/0.62  % (31328)Termination reason: Unknown
% 1.73/0.62  % (31328)Termination phase: Saturation
% 1.73/0.62  
% 1.73/0.62  % (31328)Memory used [KB]: 6268
% 1.73/0.62  % (31328)Time elapsed: 0.190 s
% 1.73/0.62  % (31328)Instructions burned: 48 (million)
% 1.73/0.62  % (31328)------------------------------
% 1.73/0.62  % (31328)------------------------------
% 1.73/0.62  % (31352)First to succeed.
% 1.73/0.62  % (31336)Instruction limit reached!
% 1.73/0.62  % (31336)------------------------------
% 1.73/0.62  % (31336)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.73/0.62  % (31352)Refutation found. Thanks to Tanya!
% 1.73/0.62  % SZS status Unsatisfiable for theBenchmark
% 1.73/0.62  % SZS output start Proof for theBenchmark
% See solution above
% 1.73/0.62  % (31352)------------------------------
% 1.73/0.62  % (31352)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.73/0.62  % (31352)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.73/0.62  % (31352)Termination reason: Refutation
% 1.73/0.62  
% 1.73/0.62  % (31352)Memory used [KB]: 6140
% 1.73/0.62  % (31352)Time elapsed: 0.211 s
% 1.73/0.62  % (31352)Instructions burned: 42 (million)
% 1.73/0.62  % (31352)------------------------------
% 1.73/0.62  % (31352)------------------------------
% 1.73/0.62  % (31321)Success in time 0.264 s
%------------------------------------------------------------------------------