leetcode

leetcode/191.py

@@ -0,0 +1,9 @@
+class Solution:
+    def hammingWeight(self, n: int) -> int:
+        count=0
+        b=bin(n)
+
+        for i in range(2,len(b)):
+            if b[i]=="1":
+                count+=1
+        return count