single-number py3

2022-04-26 02:26:40 +05:30
parent 041a3d1c49
commit 6450ef0347
2 changed files with 34 additions and 0 deletions
--- a/0136_single-number/python3/solution.py
+++ b/0136_single-number/python3/solution.py
@@ -0,0 +1,5 @@
+from functools import reduce
+
+class Solution:
+    def singleNumber(self, nums: List[int]) -> int:
+        return reduce(lambda r, a: r ^ a, nums)