static void Main(string[] args)
{
LinkedList<string> list = new LinkedList<string>();
list.Add("A");
list.Add("B");
list.Add("C");
list.Add("D");
list.Add("C");
list.Add("B");
list.Add("A");
list.ListNodes();
Console.WriteLine();
Console.WriteLine("reversing list");
var reversedList = list.Reverse();
Console.WriteLine();
reversedList.ListNodes();
Console.WriteLine();
Console.WriteLine("get item that is 4 from last");
Console.WriteLine(list.FetchData(4));
Console.WriteLine();
Console.ReadLine();
}