using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Threading.Tasks;

​

namespace CookieMonster

{

    public class Program

    {

        public static void Main(string[] args)

        {

            Console.WriteLine("Cookie Monster Simulation Software");

            Console.WriteLine("(C) By Ilya and Ryan");

​

            while(true)

            {

                Console.WriteLine();

                Console.WriteLine("Do you have a donut?");

                string item = Console.ReadLine();

                if (item.ToLower().Contains("no"))

                {

                        Console.WriteLine("Will you go buy some?");

                        Console.ReadLine();

                        break;

                }

                    else if (item.ToLower().Contains("no"))

                    {

                    Console.WriteLine("Goodbye. Press enter.");

                            break;

                    }

                else if (item.ToLower().Contains("yes"))

                {

                    Console.WriteLine("All mine now, thank you");

                    break;      

                }

            }

        }

    }

}