using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Hello World");

    }

}

using System;

​

public class MyProgram

{

    public static void Main(String[] args)

    {

        // Justin Hall 

        // CPT230 

        // 09/28/17

        int number;

        int large;

        int small;

        Console.WriteLine("Enter a positve integer or a negative integer to quit: ");

        input(out number);

        if (number > 0)

        {

            while (number > 0)

            {

                Console.WriteLine(" Enter a positive integer or a negative integer to end the program ");

                input(out number);

            }

        }

        else

        {

            Console.WriteLine(" no number was entered ");

        }

        Console.WriteLine("Largest value entered:  ");

        Console.WriteLine(" Smallest value entered:  ");

        Console.WriteLine(" The average of the values: ");

    }

    // .NET can only read single characters or entire lines from the console.

    // The following functions are designed to help input specific data types.

    private static void input(out double result)

    {

        while (!double.TryParse(Console.ReadLine(), out result));

    }

    private static void input(out int result)

    {

        while (!int.TryParse(Console.ReadLine(), out result));

    }

    private static void input(out Boolean result)

    {

        while (!Boolean.TryParse(Console.ReadLine(), out result));

    }

    private static void input(out string result)

    {

        result = Console.ReadLine();

    }

}

​