Form1.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

/* This code is based on the documentation for the System.Windows.Forms.Timer posted here: https://msdn.microsoft.com/en-us/library/system.windows.forms.timer.tick(v=vs.110).aspx */

namespace ChangingHPWithTimer
{
    // Create a Dice class
    public static class Dice
    {
        private static Random rnd = new Random();

        public static int Roll()
        {
            // Returns an integer 1 to 6
            return rnd.Next(1, 6);
        }
    }
    public partial class Form1 : Form
    {
        // Declare a static Timer object called myTimer using the new Timer() constructor

        // Declare a static boolean called exitFlag and set it to false


        public Form1()
        {
            InitializeComponent();

            // Run the timer1_Tick function each time the Interval is up
            mytimer.Tick += new EventHandler(timer1_Tick);

            // Set your timer's Interval property to a random 1-6 seconds using the Dice class's Roll method

            // Set your timer's Enable property to true

            // Start your timer using the Timer class's Start method

            // Use a while loop to repeat while the exitFlag is false

            {
                // This code processes all the events in the queue.
                Application.DoEvents();
            }

            // Stop your timer using the Timer class's Stop method


            return 0;
        }

        public void timer1_Tick(object sender, EventArgs e)
        {
            // use int.Parse(label2.Text) to get the current health and store it in a new int called playerHealth

            // ROLL TWO DICE: use the Dice class's Roll method + another Dice Roll method and store it in a new int called enemyDamage

            // Set playerHealth to playerHealth minus enemyDamage
            playerHealth -= enemyDamage;

            // create a MessageBox with a Show method that tells you "Enemy attacks you! -enemyDamage HP"

            // convert playerHealth with the ToString() method and set it as the label2.Text

            // if the playerHealth is less than 1, set the exitFlag to true

        }
    }
}