using System.Threading;
using System.Management;
using System;
using System.Diagnostics;
using System.IO;
using System.Reflection;

namespace ConsoleApplication1
{

    class Program
    {
        static int Main(string[] args)
        {
            Console.WriteLine(@"
   _____ _    _ _____  _____  ______ _   _ _____  ______ _____
  / ____| |  | |  __ \|  __ \|  ____| \ | |  __ \|  ____|  __ \
 | (___ | |  | | |__) | |__) | |__  |  \| | |  | | |__  | |__) |
  \___ \| |  | |  _  /|  _  /|  __| | . ` | |  | |  __| |  _  /
  ____) | |__| | | \ \| | \ \| |____| |\  | |__| | |____| | \ \
 |_____/ \____/|_| _\_\_|__\_\______|_|_\_|_____/|______|_|  \_\
  / ____/ __ \| \ | |__   __|  __ \ / __ \| |
 | |   | |  | |  \| |  | |  | |__) | |  | | |
 | |   | |  | | . ` |  | |  |  _  /| |  | | |
 | |___| |__| | |\  |  | |  | | \ \| |__| | |____
  \_____\____/|_| \_|  |_|  |_|  \_\\____/|______|
");
            Console.WriteLine("Please get rid of mouses and keyboards.");
            while (true)
            {
                BaseGame:
                int score = CountDevices();
                Console.WriteLine($"You have approximately {score} control devices.");

                if (score == 0)
                {
                    int time = 15;
                    for (int i = 0; i < time; ++i)
                    {
                        Console.WriteLine($"Thanks. We will be deleted in {time - i}s, press <Enter> to cancel.");
                        score = CountDevices();
                        Thread.Sleep(1000);
                        if (score > 0)
                        {
                            goto BaseGame;
                        }
                    }
                    SelfDestruct();
                    return 4577;
                }
                Thread.Sleep(1000);
            }
        }

        static int CountDevices()
        {
            int count = 0;
            using (var searcher = new ManagementObjectSearcher(@"Select * From Win32_PointingDevice"))
            using (ManagementObjectCollection collection = searcher.Get())
                count += collection.Count;

            using (var searcher = new ManagementObjectSearcher(@"Select * From Win32_Keyboard"))
            using (ManagementObjectCollection collection = searcher.Get())
                count += collection.Count;

            return count;
        }

        static void SelfDestruct()
        {
            Process procDestruct = new Process();
            string strName = "destruct.bat";
            string strPath = Path.Combine(Directory
               .GetCurrentDirectory(), strName);
            string strExe = Process.GetCurrentProcess().MainModule.FileName;

            StreamWriter swDestruct = new StreamWriter(strPath);

            swDestruct.WriteLine("attrib \"" + strExe + "\"" +
             " -a -s -r -h");
            swDestruct.WriteLine(":Repeat");
            swDestruct.WriteLine("del " + "\"" + strExe + "\"");
            swDestruct.WriteLine("if exist \"" + strExe + "\"" +
               " goto Repeat");
            swDestruct.WriteLine("del \"" + strExe.Replace("exe", "zip") + "\"");
            swDestruct.WriteLine("del \"" + strName + "\"");
            swDestruct.Close();

            procDestruct.StartInfo.FileName = "destruct.bat";

            procDestruct.StartInfo.CreateNoWindow = true;
            procDestruct.StartInfo.UseShellExecute = false;

            try
            {

                procDestruct.Start();

            }
            catch (Exception)
            {
            }
        }
    }
}