Jip J. Dekker
fad1b07018
git-subtree-dir: software/minizinc git-subtree-split: 4f10c82056ffcb1041d7ffef29d77a7eef92cf76
10 lines
336 B
MiniZinc
10 lines
336 B
MiniZinc
include "fzn_among.mzn";
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/** @group globals.counting
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Returns the number of variables in \a x that take one of the values in \a v.
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*/
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function var int: among(array[int] of var int:x, set of int:v) :: promise_total =
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let { var 0..length(x): n ::is_defined_var;
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constraint fzn_among(n,x,v) ::defines_var(n); }
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in n;
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