diff options
Diffstat (limited to 'prolog/problems/lists/sum_2/common.py')
-rw-r--r-- | prolog/problems/lists/sum_2/common.py | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/prolog/problems/lists/sum_2/common.py b/prolog/problems/lists/sum_2/common.py new file mode 100644 index 0000000..14b0614 --- /dev/null +++ b/prolog/problems/lists/sum_2/common.py @@ -0,0 +1,12 @@ +id = 118 +group = 'lists' +number = 25 +visible = True +facts = None + +solution = '''\ +sum([], 0). +sum([H|T], Sum) :- + sum(T, SumT), + Sum is SumT + H. +''' |