Write a program in C# for Arraylist

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Collections;

namespace ConsoleApplication10
{
    class arraylistuse
    {
        static void Main(string[] args)
        {
            ArrayList arr = new ArrayList();
            arr.Add(5.8);
            arr.Add(20);
            arr.Add("ABC");
            arr.Add(3.14);
            arr.Add(4.6);
            arr.Add('a');
            arr.Add('b');
            arr.Add(3.9);
            arr.Add(8.7);
            arr.Add("np");
            arr.Add("67");
            arr.Add(12);
            arr.Add("RAHUL");
            foreach (var item in arr)
            {
                Console.WriteLine(item);
            }
            Console.WriteLine("Count="+arr.Count);
            Console.WriteLine("Capacity="+arr.Capacity);
            arr.TrimToSize();
            Console.WriteLine("count="+arr.Count);
            Console.WriteLine("capacity="+arr.Capacity);}}}



OUTPUT
5.8
20
ABC
3.14
4.6
a
b
3.9
8.7
np
67
12
RAHUL
count=13
capacity=16
count=13
capacity=13