From 16aab638ce21a85273fb72074f184faf361258c4 Mon Sep 17 00:00:00 2001
From: AP-Repositories <106278457+AP-Repositories@users.noreply.github.com>
Date: Thu, 29 Dec 2022 18:36:04 -0600
Subject: [PATCH] Create 0009-palindrome-number.java

---
 java/0009-palindrome-number.java | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 java/0009-palindrome-number.java

diff --git a/java/0009-palindrome-number.java b/java/0009-palindrome-number.java
new file mode 100644
index 000000000..c4cd2fca6
--- /dev/null
+++ b/java/0009-palindrome-number.java
@@ -0,0 +1,16 @@
+class Solution {
+    public boolean isPalindrome(int x) {
+        if(x < 0) return false;
+        
+        long div = 1;
+        while(x >= 10 * div)
+            div *= 10;
+        
+        while(x > 0) {
+            if(x / div != x % 10) return false;
+            x = (int)((x % div) / 10);
+            div = div / 100;
+        }
+        return true;
+    }
+}