static void Main()
{
var list = new DoublyLinkedList <int>();
list.ForEach(Console.WriteLine);
Console.WriteLine("--------------------");
list.AddLast(5);
list.AddFirst(3);
list.AddFirst(2);
list.AddLast(10);
Console.WriteLine("Count = {0}", list.Count);
list.ForEach(Console.WriteLine);
Console.WriteLine("--------------------");
list.RemoveFirst();
list.RemoveLast();
list.RemoveFirst();
list.ForEach(Console.WriteLine);
Console.WriteLine("--------------------");
list.RemoveLast();
list.ForEach(Console.WriteLine);
Console.WriteLine("--------------------");
}
static void Main(string[] args)
{
var linkedList = new DoublyLinkedList();
linkedList.AddHead(5);
linkedList.AddHead(10);
linkedList.AddHead(15);
Console.WriteLine((int)linkedList.Head == 15);
Console.WriteLine((int)linkedList.Tail == 5);
Console.WriteLine(linkedList.Count == 3);
linkedList.AddTail(20);
linkedList.AddTail(25);
linkedList.ForEach(Console.WriteLine);
var arr = linkedList.ToArray();
foreach (var item in arr)
{
Console.WriteLine(item);
}
Console.WriteLine((int)linkedList.Head == 15);
Console.WriteLine((int)linkedList.Tail == 25);
Console.WriteLine(linkedList.Count == 5);
Console.WriteLine((int)linkedList.RemoveFirst() == 15);
Console.WriteLine((int)linkedList.RemoveFirst() == 10);
Console.WriteLine((int)linkedList.Head == 5);
Console.WriteLine(linkedList.Count == 3);
Console.WriteLine((int)linkedList.RemoveLast() == 25);
Console.WriteLine((int)linkedList.RemoveLast() == 20);
Console.WriteLine((int)linkedList.RemoveLast() == 5);
Console.WriteLine(linkedList.Count == 0);
try
{
Console.WriteLine(linkedList.Head);
Console.WriteLine(false);
}
catch (InvalidOperationException)
{
Console.WriteLine(true);
}
}