adding number of 1 bits

Author: daiyongg-kim

number-of-1-bits/daiyongg-kim.py

@@ -0,0 +1,10 @@
+class Solution:
+    def hammingWeight(self, n: int) -> int:
+        cnt = 0
+
+        while n != 0:
+            if n & 1:
+                cnt += 1
+            n = n >> 1
+
+        return cnt