Jip J. Dekker
fad1b07018
git-subtree-dir: software/minizinc git-subtree-split: 4f10c82056ffcb1041d7ffef29d77a7eef92cf76
18 lines
682 B
MiniZinc
18 lines
682 B
MiniZinc
include "fzn_global_cardinality.mzn";
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include "fzn_global_cardinality_reif.mzn";
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/** @group globals.counting
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Requires that the number of occurrences of \a cover[\p i] in \a x is \a counts[\p i].
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*/
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predicate global_cardinality(array[$X] of var int: x,
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array[$Y] of int: cover,
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array[$Y] of var int: counts) =
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assert(index_sets_agree(cover, counts),
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"global_cardinality: cover and counts must have identical index sets",
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if length(x) == 0 then
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forall(c in array1d(counts))(c = 0)
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else
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fzn_global_cardinality(array1d(x), array1d(cover), array1d(counts))
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endif
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);
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