using System;

public class Program

{

    public static void Main()

    {

        //Celina Schumm

        int one;

        int two;

        int three;

        Console.WriteLine("HI, PLEASE GIVE ME A NUMBER");

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

        Console.WriteLine("GIVE ME ANOTHER DIFFERENT NUMBER");

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

        Console.WriteLine("GIVE ME ANOTHER DIFFERENT NUMBER");

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

        if ( one == two || one == three || three == two )

        {

            Console.WriteLine("PLEASE RE-START");

        }

        else if ( one > two && one < three )

        {

            Console.WriteLine("The middle number is  " + one);

        } 

        else if ( two > one && two < three )

        {

            Console.WriteLine("The middle number is " + two);

        }

    else if ( three > one && three < two )

    {

        Console.WriteLine("The midddle number is " + three);

    }

    }

}