Resolved Issue piyushsharma220699#12 Palindrome Number

I have completed the Palindrome Number solution in java hope it passes all the criteria of being merged . please also mark the label of
hacktoberfest-accepted . Also thank you for your support

Java/palindrome_num.java

@@ -0,0 +1,28 @@
+/*Link Of Question : https://leetcode.com/problems/palindrome-number/
+#12. Palindrome Number
+Given an integer x, return true if x is palindrome integer
+*/
+//Solution :
+
+public class Solution {
+    public boolean isPalindrome(int x) {
+       int sum = 0,target = x;
+       while (x > 0) {
+           int temp = x % 10;
+           x /= 10;
+           sum = sum * 10 + temp;
+        }
+       return sum == target;
+    }
+}
+
+/*
+Sample Input 1 : x=121
+Sample output 1 : true
+
+Sample input 2 : x= -121
+Sample output 1 : false
+/*
+
+
+