MQueueClass

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Collections; //using when want to use arraylist

namespace MQueue
{
    class MQueue
    {
        ArrayList list;
        public MQueue() { list = new ArrayList(); }
        public void enqueue(string message) {
            list.Add(message);
        }
        public string dequeue() {
            string message = (string)list[list.Count - 1];
            list.RemoveAt(list.Count - 1);
            return message;
        }
        public bool isempty() {
            return list.Count==0;
        }


    }
}