using System;
using System.Collections.Generic;
using System.Linq;
public class Program
{
public static void Main()
Console.WriteLine("Tach Oooch");
var test = new LinkedList<string>();
test.AddLast("1");
test.AddLast("2");
test.AddLast("3");
Console.WriteLine(string.Join(" / ", test.ToArray()));
Console.WriteLine(string.Join(" / ", test.Take(1).ToArray()));
}