using System;

using System.Collections; //import java.util.ArrayList;

public class Program

{

    public static void Main()

    {

        /*Array--------Array--------Array-------Array-------Array*/

        int[] myArray = new int[5];

        int sum = 0;

        Console.WriteLine("Enter elements of the array:");

        Console.WriteLine("---------------------------------------");

        for(int i = 0; i < 5; i++){

            Console.WriteLine("element - {0}: ", i);

            myArray[i] = Convert.ToInt32(Console.ReadLine());

        }

        Console.WriteLine("Now I'll print the array back to you!");

        for(int i = 0; i < myArray.Length; i ++){

            Console.Write(myArray[i] + " ");

        }

        Console.WriteLine();

        Console.WriteLine("Now I'll sum the elements in the array for you!");

        for(int i = 0; i < myArray.Length; i++){

            sum = sum + myArray[i];

        }

        Console.WriteLine("The sum of the array elements is " + sum + ".");

        Console.WriteLine();

        /*ArrayList--------ArrayList---------ArrayList-------ArrayList*/

        ArrayList myAL = new ArrayList();

        Console.WriteLine("Enter elements of the ArrayList:");

        Console.WriteLine("---------------------------------------");

        for(int i = 0; i < 5; i++){

            Console.WriteLine("element - {0}: ", i);

            myAL.Add(Console.ReadLine());

        }

        /*myAL.Add("hello");

        myAL.Add("how");

        myAL.Add("are");

        myAL.Add("you");

        myAL.Add("?");*/

​

        foreach(Object obj in myAL){

            Console.Write("{0} ", obj);

        }

    }

}