diff --git a/number-of-1-bits/RiaOh.js b/number-of-1-bits/RiaOh.js
index 7e1971c36..a35238c67 100644
--- a/number-of-1-bits/RiaOh.js
+++ b/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];
diff --git a/valid-palindrome/RiaOh.js b/valid-palindrome/RiaOh.js
index a90f50550..0f30a97e2 100644
--- a/valid-palindrome/RiaOh.js
+++ b/valid-palindrome/RiaOh.js
@@ -2,6 +2,7 @@
  * @param {string} s
  * @return {boolean}
  */
+// Week 3에 다시 올림
 var isPalindrome = function (s) {
   const arr = [...s];
   let text = "";