[WHYjun] WEEK 03 solutions - (2/5)

Author: WHYjun

number-of-1-bits/WHYjun.py

@@ -0,0 +1,7 @@
+class Solution:
+    def hammingWeight(self, n: int) -> int:
+        result = 0
+        for i in range(32):
+            if (n >> i) & 1:
+                result += 1
+        return result