public static void TestLinkedListQueue()
{
LinkedListQueue <int> linkedListQueue = new LinkedListQueue <int>();
linkedListQueue.Enqueue(3);
linkedListQueue.Enqueue(4);
linkedListQueue.Enqueue(5);
linkedListQueue.Enqueue(6);
linkedListQueue.Enqueue(7);
linkedListQueue.Enqueue(8);
linkedListQueue.PrintItems();
linkedListQueue.Dequeue();
linkedListQueue.Dequeue();
linkedListQueue.PrintItems();
Console.ReadLine();
}