diff options
Diffstat (limited to 'prolog/problems/lists/permute_2/common.py')
-rw-r--r-- | prolog/problems/lists/permute_2/common.py | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/prolog/problems/lists/permute_2/common.py b/prolog/problems/lists/permute_2/common.py new file mode 100644 index 0000000..8e0386c --- /dev/null +++ b/prolog/problems/lists/permute_2/common.py @@ -0,0 +1,15 @@ +id = 107 +group = 'lists' +number = 14 +visible = True +facts = None + +solution = '''\ +del107(X, [X|T], T). +del107(X, [Y|T], [Y|L]) :- + del107(X, T, L). +permute([], []). +permute(L, [X|P]) :- + del107(X, L, L1), + permute(L1, P). +''' |