using System;

public class Program

{

    public static void Main()

    {

        double number1,number2,number3,number4;

     Console.WriteLine("Jaime Perez Zarate 1E"); 

     Console.Write("Introduce the First number: ");

     number1 = Convert.ToDouble(Console.ReadLine());

     Console.Write("Introduce the Second number: ");

     number2 = Convert.ToDouble(Console.ReadLine());

     Console.Write("Introduce the third number: ");

     number3 = Convert.ToDouble(Console.ReadLine());

     Console.Write("Introduce the fourth number: ");

     number4 = Convert.ToDouble(Console.ReadLine());

     double result = (number1 + number2 + number3 + number4) / 4;

     Console.WriteLine("The average of {0}, {1}, {2}, {3} is: {4} ",

  number1, number2, number3, number4, result);

    }

}