diff options
Diffstat (limited to 'prolog/problems/family_relations/father_2')
| -rw-r--r-- | prolog/problems/family_relations/father_2/common.py | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/prolog/problems/family_relations/father_2/common.py b/prolog/problems/family_relations/father_2/common.py index 22c9b48..cbfbcab 100644 --- a/prolog/problems/family_relations/father_2/common.py +++ b/prolog/problems/family_relations/father_2/common.py @@ -74,9 +74,10 @@ def hint(program, solved_problems): # this hint has to be before the next two # as otherwise those two would always override it # and not convey the same (amount of) help/information + # warning: due to speed considerations this (48) is knowledge base dependent + # independent: findall(_, (parent(X, Y) ; male(X)), L2) if prolog.util.Token('SEMI', ';') in tokens and prolog.engine.ask_truth(engine_id, - 'findall(_, father(X, Y), L1), length(L1, N), \ - findall(_, (parent(X, Y) ; male(X)), L2), length(L2, N)'): + 'findall(_, father(X, Y), L), length(L, 48)'): return [{'id': 'or_instead_of_and'}] # X must be male |