using System;

​

public class Program

{

    public static void Main()

    {

        int num1;

        int num2;

        int num3;

        Console.Write("Insert first number Please: ");

        num1 = int.Parse(Console.ReadLine());

        Console.Write("Insert second number Please: ");

        num2 = int.Parse(Console.ReadLine());

        Console.Write("Insert second number Please: ");

        num3 = int.Parse(Console.ReadLine());

        Console.WriteLine("the middle num is= " + num2);

    }

}