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AllDifferentExceptN mapped to MiniZinc #1108

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AllDifferentExceptN mapped to MiniZinc #1108

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10 changes: 6 additions & 4 deletions cpmpy/solvers/minizinc.py
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Original file line number Diff line number Diff line change
Expand Up @@ -96,7 +96,7 @@ class CPM_minizinc(SolverInterface):
https://minizinc-python.readthedocs.io/
"""

supported_global_constraints = frozenset({"alldifferent", "alldifferent_except0", "allequal",
supported_global_constraints = frozenset({"alldifferent", "alldifferent_except_n", "allequal",
"inverse", "ite", "xor", "table", "indomain", "negative_table", "mdd", "regular", "cumulative", "circuit", "gcc",
"increasing", "decreasing",
"strictly_increasing", "strictly_decreasing", "lex_lesseq", "lex_less",
Expand Down Expand Up @@ -720,9 +720,11 @@ def zero_based(array):
str_rev = zero_based(expr.args[1])
return "inverse({}, {})".format(str_fwd, str_rev)

if expr.name == "alldifferent_except0":
args_str = [self._convert_expression(e) for e in expr.args]
return "alldifferent_except_0([{}])".format(",".join(args_str))
if expr.name == "alldifferent_except_n":
arr, n = expr.args
arr_str = self._convert_expression(arr)
n_str = "{" + ",".join(self._convert_expression(v) for v in n) + "}"
return "all_different_except({}, {})".format(arr_str, n_str)

if expr.name in ["lex_lesseq", "lex_less"]:
X = [self._convert_expression(e) for e in expr.args[0]]
Expand Down
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