diff --git a/reverse-bits/yihyun-kim1.js b/reverse-bits/yihyun-kim1.js
new file mode 100644
index 000000000..aea83672e
--- /dev/null
+++ b/reverse-bits/yihyun-kim1.js
@@ -0,0 +1,9 @@
+/**
+ * @param {number} n
+ * @return {number}
+ */
+var reverseBits = function (n) {
+  const binary = n.toString(2).padStart(32, "0");
+  const reversed = binary.split("").reverse().join("");
+  return parseInt(reversed, 2);
+};