using System;
using System.Collections;
using System.Windows.Forms;

namespace WindowsApplication1
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            Queue days = new Queue();
            days.Enqueue("Sunday");
            days.Enqueue("Monday");
            days.Enqueue("Tuesday");
            days.Enqueue("Wednsday");
            days.Enqueue("Thursday");
            days.Enqueue("Friday");
            days.Enqueue("Saturday");

            MessageBox.Show (days.Dequeue().ToString ());
            
            if (days.Contains("Monday"))
            {
                MessageBox.Show("The queue contains Monday");
            }
            else
            {
                MessageBox.Show("Does not match any entries");
            }
        }
    }
}