diff --git a/reverse-bits/hjeomdev.java b/reverse-bits/hjeomdev.java
new file mode 100644
index 0000000000..2240d036ff
--- /dev/null
+++ b/reverse-bits/hjeomdev.java
@@ -0,0 +1,15 @@
+class Solution {
+    public int reverseBits(int n) {
+        String origin = Integer.toBinaryString(n);
+        origin = String.format("%32s", origin).replace(' ', '0');
+        String reversed = "";
+        for (int i = origin.length() - 1; i >= 0; i--) {
+            reversed += origin.charAt(i);
+        }
+        // System.out.println(origin);
+        // System.out.println(reversed);
+        int result = Integer.parseInt(reversed, 2);
+        // System.out.println(result);
+        return result;
+    }
+}