Fix: Ensure all skills are tracked as files, not submodules

This commit is contained in:
sck_0
2026-01-14 18:48:48 +01:00
parent 7f46ed8ca1
commit 8bd204708b
1113 changed files with 82065 additions and 2 deletions

View File

@@ -0,0 +1,22 @@
def pairs_sum_to_zero(l):
"""
pairs_sum_to_zero takes a list of integers as an input.
it returns True if there are two distinct elements in the list that
sum to zero, and False otherwise.
>>> pairs_sum_to_zero([1, 3, 5, 0])
False
>>> pairs_sum_to_zero([1, 3, -2, 1])
False
>>> pairs_sum_to_zero([1, 2, 3, 7])
False
>>> pairs_sum_to_zero([2, 4, -5, 3, 5, 7])
True
>>> pairs_sum_to_zero([1])
False
"""
seen = set()
for num in l:
if -num in seen:
return True
seen.add(num)
return False