using System;

public class Program

{

    public static void Main()

    {

        int [] myArray = new int[5] {0,1,2,3,4};

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

        // last index

        Console.WriteLine(myArray[^1]);

        // second last index

        Console.WriteLine(myArray[^2]);

        // fifth from end

        Console.WriteLine(myArray[^5]);

        Console.WriteLine("indices as variables");

        Index last = ^1;

        Console.WriteLine(myArray[last]);

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

        Console.WriteLine("All the elements: myArray[..]");

        // 0,1,2,3,4

        Console.WriteLine(string.Join(',',myArray[..]));

        Console.WriteLine("0 to ^1. [^1] is not included: myArray[0..^1]");

        // 0,1,2,3

        Console.WriteLine(string.Join(',',myArray[0..^1]));

        Console.WriteLine("Ranges as variables");

        Range zeroToThird = 0..^1;

        // 0,1,2,3

        Console.WriteLine(string.Join(',',myArray[zeroToThird]));

    }

}