using System;

public class Program

{

    public static void Main()

    {

        //Regina Muñoz Martínez

        int x;

        int y;

        int z;

        Console.WriteLine("Insert first number here:");

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

        Console.WriteLine("Insert second number here:");

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

        Console.WriteLine("Insert third number here:");

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

        if (x == y || y == z)

        {

            Console.WriteLine("Please start again");

        }

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

        {

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

        }

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

        {

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

        }

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

        {

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

        }

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

        {

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

        }

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

        {

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

        }

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

        {

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

        }

    }

}