using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine(" Enter a Number ");

        int x= Convert.ToInt32(Console.ReadLine());

        Console.WriteLine(" Enter a 2nd Number ");

        int y= Convert.ToInt32(Console.ReadLine());

        Console.WriteLine(" Enter a 3rd Number ");

        int z= Convert.ToInt32(Console.ReadLine());

        if (x > y && x > z )

        {

            Console.WriteLine("1st number is the greatest");

        }

        else if ( y > x && y > z)

        {

            Console.WriteLine("The 2nd number is the greatest");

        }

        else if ( z > y && z > x )

        {

            Console.WriteLine("The 3rd number is htre greatest");

        }

    }

}