static void Main(string[] args)
        {
            QueueInheritance queue = new QueueInheritance();

            //create data to store in List
            string[] names = { "James", "Alice", "Bill" };

            for (int i = 0; i < names.Length; i++)
            {
                queue.Enqueue(names[i]);
            }

            Console.WriteLine("Get the stack using Enqueue() method----");
            queue.DisplayString();
            Console.WriteLine();

            Console.WriteLine("Remove from front using Dequeue() method----");
            queue.Dequeue();
            queue.DisplayString();
            Console.WriteLine();
        }