private void RunTheLinkedList()
        {
            LinkedList ll = new LinkedList(15);

            // Inserting a few variables here
            ll.Insert(16);
            ll.Insert(17);
            ll.Insert(18);
            ll.Insert(19);
            ll.Insert(20);
            Console.WriteLine(ll.ToString());

            // Deleting the head
            ll.DeleteHead();
            Console.WriteLine(ll.ToString());

            // Deleting the tail
            ll.DeleteTail();
            Console.WriteLine(ll.ToString());

            // Deleting a specific element
            try
            {
                ll.Remove(21); // Should say it wasn't found
                ll.Remove(18); // It should find this one and delete it
                Console.WriteLine(ll.ToString());
            }
            catch (Exception e)
            {
                Console.Write("Exception: " + e.ToString());
            }

            Console.WriteLine("Does the linked list contain 17? " + ll.Contains(17)); // Should return true
            Console.WriteLine("Does the linked list contain 3? " + ll.Contains(3));   // Should return false
        }