using System;

using System.Collections;

public class Program

{

    public static void Main( string []args)

    {

        ArrayList list = new ArrayList();

        list.Add(55);

        list.Add("Shaikh");

        list.Add(78);

        list.Add("Arif");

        Console.WriteLine("Count the number of Array : " + list.Count );

        foreach ( object o in list)

        {

            Console.WriteLine("Enter the name of the list :" + o);

        }

        list.Remove(55);

        list.Remove("Shaikh");

        Console.WriteLine("Count the number of Array : " + list.Count+"\n" );

        foreach ( object o in list )

​

        {

            Console.WriteLine("Enter the name of the list :" + o);

        }

​

    }

}