using System;

using System.Collections;

using System.Collections.Generic;

using System.Collections.ObjectModel;

​

namespace externalMethods

{

    class secondClass

    {

        public int sumTotal { get; set; }

        public int[] arrInput { get; set; }

        public void InitProg()

        {

        this.showGreeting();

        this.mathCalc(arrInput);

        }

        public void showGreeting()

        {

            int[] input = new int[5];

        Console.WriteLine("Please enter five numbers, one at a time:");

            for(int i = 0; i<=4; i++)

            {

                Console.Write(i + 1 + ": ");

                input[i] = Int16.Parse(Console.ReadLine());

            }   

        //this.mathCalc(input);

            arrInput = input;

        }

        public void mathCalc(int[] input){

            int upper = input.Length;

            int sum = 0;

            for(int i = 0; i < upper; i++)

            {

                sum = sum +input[i];

            }

            sumTotal = sum;

        }

        public void showResponse()

        {

            Collection<int> numbers = new Collection<int>();

            Random rnd = new Random(100);

                for (int i = 0; i < 10; i++)

                    //Console.WriteLine("{0}",i);

                    numbers.Add((int)(rnd.NextDouble() * 100));

                foreach (Object number in numbers)

                Console.WriteLine(number);

            Console.ReadLine();

        }

    }

  public class Program 

  {

    public static void Main (string[] args) 

    {

      //externalMethods

    secondClass sc = new secondClass();

        sc.InitProg();

    }

  }

​

}