diff options
Diffstat (limited to 'prolog/problems/sets/intersect_3/common.py')
| -rw-r--r-- | prolog/problems/sets/intersect_3/common.py | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/prolog/problems/sets/intersect_3/common.py b/prolog/problems/sets/intersect_3/common.py new file mode 100644 index 0000000..ffa4f89 --- /dev/null +++ b/prolog/problems/sets/intersect_3/common.py @@ -0,0 +1,18 @@ +id = 129 +group = 'sets' +number = 36 +visible = True +facts = None + +solution = '''\ +memb129(X, [X|_]). +memb129(X, [_|T]) :- + memb129(X, T). + +intersect([], _, []). +intersect([H|T], S2, [H|I]) :- + memb129(H, S2), !, + intersect(T, S2, I). +intersect([_|T], S2, I):- + intersect(T, S2, I). +''' |