Jip J. Dekker
f2a1c4e389
git-subtree-dir: software/mza git-subtree-split: f970a59b177c13ca3dd8aaef8cc6681d83b7e813
10 lines
378 B
MiniZinc
10 lines
378 B
MiniZinc
include "tree.mzn";
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include "subgraph.mzn";
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predicate fzn_dpath(int: N, int: E, array[int] of int: from, array[int] of int: to,
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var int: s, var int: t, array[int] of var bool: ns, array[int] of var bool: es) =
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dtree(N,E,from,to,s,ns,es) /\
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dtree(N,E,to,from,t,ns,es);
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%-----------------------------------------------------------------------------%
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