using System;

public class Program

{

    class MyClass

    {

        private int[] array = new int[5];

        //Indexer

        public int this[int index]

        {

            get

            {

                return array[index];

            }

            set

            {

                array[index] = value;

            }

        }

    }

    public static void Main()

    {

        MyClass my = new MyClass();

        my[0] = 1;

        my[1] = 2;

        my[2] = 3;

        my[3] = 4;

        my[4] = 5;

        Console.WriteLine(my[0]);

        Console.WriteLine(my[1]);

        Console.WriteLine(my[2]);

        Console.WriteLine(my[3]);

        Console.WriteLine(my[4]);

    }

}