public class Solution {

     /*

      * @param num: a positive number

      * @return: true if it's a palindrome or false

      */

     public boolean isPalindrome(int num) {

         // write your code here

         int i=0,count=0;

         int n = num;

         while(n != 0) {

             n/=10;

             count++;

         }

         int[] a = new int[count];

         int[] c = new int[count];

         boolean b = true;

         while(num != 0) {

             a[i] = num%10;

             num/=10;

             i++;

         }

         i=0;

         //将数组a的值从后往前赋值给c

         for(int j=a.length-1; j>=0; j--) {

             c[i] = a[j];

             i++;

         }

         for(int j=0; j<a.length; j++) {

             if(a[j] != c[j]) {

                 b = false;

                 break;

             }

         }

         return b;

     }

 }