using System;

public class Program

{

    public static void Main()

    {

        int n , a , m ;

        Console.WriteLine("insert 3 digits number ");

        n=int.Parse(Console.ReadLine());

        a= n % 10 ;

        m = n / 100 ;

        if ( a == m ) Console.WriteLine(" a = m ");

        else 

            Console.WriteLine(" a ! = m ");

    }

}