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atmost(+N, ?Vars, +V)
At most N elements of Vars have the value V.
- +N
- An integer
- ?Vars
- A collection (a la collection_to_list/2) of domain variables or integers
- +V
- An integer
Description
This constraint ensures that at most N element of Vars have the value V.
As soon as some domain variable from the collection is updated, this
constraint is woken and it checks if the constraint is still satisfiable
and if so, if it is already satisfied or not.
Fail Conditions
Fails if more than N elements of Vars are instantiated to V.
See Also
atleast / 3, occurrences / 3, eclipse_6 : collection_to_list / 2, lists : collection_to_list / 2