Jip J. Dekker
f2a1c4e389
git-subtree-dir: software/mza git-subtree-split: f970a59b177c13ca3dd8aaef8cc6681d83b7e813
68 lines
1.6 KiB
MiniZinc
68 lines
1.6 KiB
MiniZinc
% RUNS ON mzn20_fd
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% RUNS ON mzn-fzn_fd
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% RUNS ON mzn20_fd_linear
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% RUNS ON mzn20_mip
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%
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% SAT instance based on a DIMACS SAT problem generated by ./dimacs2minizinc.pl
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%
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% boolean variables
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array [1..3] of var bool : assignment;
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% formula
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array [1..21] of int: Formula = [ 1, 2, 3, 1, 2, -3, 1, -2, 3, 1, -2, -3, -1, 2, 3, -1, 2, -3, -1, -2, 3 ];
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%
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% constraints
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%
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% clause 1
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constraint (
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( ( Formula[1] > 0 ) == assignment[1] ) \/
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( ( Formula[2] > 0 ) == assignment[2] ) \/
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( ( Formula[3] > 0 ) == assignment[3] )
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);
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% clause 2
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constraint (
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( ( Formula[4] > 0 ) == assignment[1] ) \/
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( ( Formula[5] > 0 ) == assignment[2] ) \/
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( ( Formula[6] > 0 ) == assignment[3] )
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);
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% clause 3
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constraint (
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( ( Formula[7] > 0 ) == assignment[1] ) \/
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( ( Formula[8] > 0 ) == assignment[2] ) \/
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( ( Formula[9] > 0 ) == assignment[3] )
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);
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% clause 4
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constraint (
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( ( Formula[10] > 0 ) == assignment[1] ) \/
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( ( Formula[11] > 0 ) == assignment[2] ) \/
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( ( Formula[12] > 0 ) == assignment[3] )
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);
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% clause 5
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constraint (
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( ( Formula[13] > 0 ) == assignment[1] ) \/
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( ( Formula[14] > 0 ) == assignment[2] ) \/
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( ( Formula[15] > 0 ) == assignment[3] )
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);
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% clause 6
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constraint (
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( ( Formula[16] > 0 ) == assignment[1] ) \/
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( ( Formula[17] > 0 ) == assignment[2] ) \/
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( ( Formula[18] > 0 ) == assignment[3] )
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);
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% clause 7
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constraint (
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( ( Formula[19] > 0 ) == assignment[1] ) \/
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( ( Formula[20] > 0 ) == assignment[2] ) \/
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( ( Formula[21] > 0 ) == assignment[3] )
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);
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solve satisfy;
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output [
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"simple sat: ",
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show(assignment[1]), " ",
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show(assignment[2]), " ",
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show(assignment[3]), "\n"
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];
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