class MMTimersTest
{
    [DllImport("winmm.dll")]
    private static extern uint timeBeginPeriod(uint period);
    [DllImport("winmm.dll")]
    private static extern uint timeEndPeriod(uint period);
  
    static public void Stop1(uint period)
    {
        uint rc = timeEndPeriod(period);
        Console.WriteLine(" timeEndPeriod, rc = {0}", rc);

    }

    static void Main(string []agrs)
    {
        if (agrs.Length < 1)
        { Console.WriteLine("usage: \n timer XXXX\n where XXXX msecs - period of sleeping"); }
        else if (agrs[0] == "-?")
        { Console.WriteLine("usage: \n timer XXXX\n where XXXX msecs - period of sleeping"); }
        else
        {
            Console.WriteLine(" 1 Timer frequency in ticks per second = {0}",    Stopwatch.Frequency);
            int l = Int32.Parse(agrs[0]);
            Stopwatch stopWatch = new Stopwatch();
            uint period = 1;
            Console.WriteLine("Non-Standart tick {0} msecs", period);
            uint rc = timeBeginPeriod(period);
            Console.WriteLine(" now interval =   {0}secs, rc = {1}", period/1000.0, rc );



            //Start(10);
            stopWatch.Start();
            for (int i = 1; i <= 1000; i++)
            {
                Thread.Sleep(l);
            }
            stopWatch.Stop();

            rc = timeEndPeriod(period);
            Console.WriteLine(" timeEndPeriod, rc = {0}", rc);

            TimeSpan ts = stopWatch.Elapsed;

            // Format and display the TimeSpan value.
            string elapsedTime = String.Format("{0:00}:{1:00}:{2:00}.{3:00}",
                ts.Hours, ts.Minutes, ts.Seconds,
                ts.Milliseconds / 10);

            Console.WriteLine("RunTime " + elapsedTime);
            Console.WriteLine("Standart tick");
            Stopwatch stopWatch1 = new Stopwatch();
            stopWatch1.Start();
            for (int i = 1; i <= 1000; i++)
            {
                Thread.Sleep(l);
            }
            stopWatch1.Stop();

             ts = stopWatch1.Elapsed;

            elapsedTime = String.Format("{0:00}:{1:00}:{2:00}.{3:00}",
                ts.Hours, ts.Minutes, ts.Seconds,
                ts.Milliseconds / 10);
            Console.WriteLine("RunTime " + elapsedTime);
        
        
        
        }
    }


    static Stopwatch watch = new Stopwatch();
    static void Test()
    {
        Console.WriteLine(watch.ElapsedMilliseconds);
    }

}