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MiniZinc

include "fzn_lex_lesseq_int.mzn";
include "fzn_lex_lesseq_int_reif.mzn";
%-----------------------------------------------------------------------------%
% Requires that the array 'x' is lexicographically less than or equal to
% array 'y'. Compares them from first to last element, regardless of indices
%-----------------------------------------------------------------------------%
predicate lex_lesseq_int(array[int] of var int: x,
array[int] of var int: y) =
fzn_lex_lesseq_int(x, y);
predicate lex_leq_int(array[int] of var int: x,
array[int] of var int: y) =
lex_lesseq_int(x, y);
%-----------------------------------------------------------------------------%