using System;

using System.Linq;

public class Program

{

    public static void Main()

    {

        var harfler = new string[]{ "A","B","C","D","E","F"};

        var t = 1..3;

        Console.WriteLine("1:"+string.Join(",", harfler[t]));

        Console.WriteLine("2:"+string.Join(",", harfler[^1]));

        Console.WriteLine("3:"+string.Join(",", harfler[0..^0]));

        Console.WriteLine("4:"+string.Join(",", harfler[Range.All]));

        Console.WriteLine("5:"+string.Join(",", harfler[..]));

        Console.WriteLine("6:"+string.Join(",", harfler[2..]));

        Console.WriteLine("7:"+string.Join(",", harfler[..3]));

        Console.WriteLine("8:"+string.Join(",", harfler[new Index(1, true)]));

        //Console.WriteLine("9:"+string.Join(",", harfler[^1..0]));

        int start = 1, end=3;

        Console.WriteLine("Take+Reverse:"+string.Join(",", harfler.Take(end).Reverse().Take(end-start).Reverse()));

        Console.WriteLine("Skip+Reverse:"+string.Join(",", harfler.Reverse().Skip(harfler.Length - end).Reverse().Skip(start)));

        Console.WriteLine("Take+Skip:"+string.Join(",", harfler.Skip(start).Take(end-1)));

}

}