using System;

public class Program

{

    public static void Main()

    {

        int[] numbers = {10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 1};

        //access and change an element 

        Console.WriteLine("the number in index 4: " + numbers[4]); //implicit //READ access

        numbers[4] = 5; //WRITE access

        Console.WriteLine("the numbers array is " + numbers);

    }

}