number-of-1-bits solution

Author: yuhyeon99

number-of-1-bits/yuhyeon99.js

@@ -0,0 +1,12 @@
+/**
+ * @param {number} n
+ * @return {number}
+ */
+var hammingWeight = function(n) {
+    var answer = 0;
+    while(n >= 1) {
+        if (n % 2 === 1) answer ++;
+        n = Math.floor(n/2);
+    }
+    return answer;
+};