using System;

public class Program

{

    public static void Main()

    {

    for(int i=100;i<=1000;i++){

        if(isPalindrome (i)){

            Console.WriteLine(i);

        }

    }

    }

    private static Boolean isPalindrome(int num) {

  // Reversing a number

  int reverse = 0;

  for (int i = num; i > 0; i /= 10)

   reverse = reverse * 10 + i % 10;

​

  // If num and reverse are same, then num is palindrome

  return num == reverse;

    }

}