package Maths;

public class PalindromeNumber {
 public static void main(String[] args) {

 assert isPalindrome(12321);
 assert !isPalindrome(1234);
 assert isPalindrome(1);
 }

 /**
 * Check if {@code n} is palindrome number or not
 *
 * @param number the number
 * @return {@code true} if {@code n} is palindrome number, otherwise {@code false}
 */
 public static boolean isPalindrome(int number) {
 if (number < 0) {
 throw new IllegalArgumentException(number + "");
 }
 int numberCopy = number;
 int reverseNumber = 0;
 while (numberCopy != 0) {
 int remainder = numberCopy % 10;
 reverseNumber = reverseNumber * 10 + remainder;
 numberCopy /= 10;
 }
 return number == reverseNumber;
 }
}