number-of-1-bits solution

Author: RiaOh

number-of-1-bits/RiaOh.js

@@ -2,6 +2,8 @@
  * @param {number} n
  * @return {number}
  */
+
+// week3 다시 올림
 var hammingWeight = function (n) {
   const binary = n.toString(2);
   const arr = [...binary];