using System;

public class Program

{

    public static void Main()

    {

        //Arleth Cabral

        int a, b, c;

        Console.WriteLine("please give one number");

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

        Console.WriteLine("Give me another one");

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

        Console.WriteLine("Give me another one");

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

        if (a > b&&a>c)

        {

        Console.WriteLine("The highest number is: "+a);

        }

        else if (b > a&&b>c)

        {

        Console.WriteLine("The highest number is: "+b);

        }

        else if (c > a&&c>b)

        {

        Console.WriteLine("The highest number is: "+c);

        }       

        else if ( a == b|| a == c|| b == c );

        {

        Console.WriteLine("The numbers must be different please start again");  

    }       

}

    }