using System;

public class Program

{

    public static void Main()

    {

        int a,b;

        Console.WriteLine("enter two numbers:");

        a = Convert.ToInt32(Console.ReadLine());

        b = Convert.ToInt32(Console.ReadLine());

        if(a>b)

        {

            Console.WriteLine("{0} is the reatest number",a);

        }

        else

        {

            Console.WriteLine("{0} is the greatest number",b);

        }

        Console.ReadLine();

    }

}