LeetCode - 9 - Palindrome Number

class Solution {
    public boolean isPalindrome(int x) {
        String a = x + "";
        for (int i = 0 ; i < (a.length() / 2) ; i++) {
            if (a.charAt(i) != a.charAt(a.length()-i-1)) {
                return false;
            }
        }
        return true;
    }
}