using System;
using System.Collections.Generic;

namespace /* TODO: your namespace goes here */ {
    public class MyQueue {
        private int[] queue = new int[100];
        private int head = 0, tail = 0;

        public void Enqueue(int value) {
            // TODO: Implement this
        }

        public int Dequeue() {
            // TODO: Implement this
        }

        public int Count() {
            // TODO: Implement this
        }

        public bool IsEmpty() {
            // TODO: Implement this
        }

        public bool IsFull() {
            // TODO: Implement this
        }


        public void PrintData() {
            for (int i = head; i < tail; i++) {
                Console.Write(queue[i] + " ");
            }
            Console.WriteLine();
        }
    }

    class Program {
        static void Main(string[] args) {
            MyQueue myQueue = new MyQueue();

            myQueue.Enqueue(1);
            myQueue.PrintData();

            myQueue.Enqueue(2);
            myQueue.PrintData();

            myQueue.Enqueue(3);
            myQueue.PrintData();

            Console.WriteLine("Dequeue: " + myQueue.Dequeue());
            myQueue.PrintData();

            Console.WriteLine("Dequeue: " + myQueue.Dequeue());
            myQueue.PrintData();

            myQueue.Enqueue(4);
            myQueue.PrintData();

            Console.WriteLine("Queue Count: " + myQueue.Count());
            Console.WriteLine("IsEmpty: " + myQueue.IsEmpty()) ;
            Console.WriteLine("IsFull: " + myQueue.IsFull());

            /**
            * Expected Output
            * 1
            * 1 2
            * 1 2 3
            * Dequeue: 1
            * 2 3
            * Dequeue: 2
            * 3
            * 3 4
            */
        }
    }
}