using System;

using System.Linq;

using System.Diagnostics;

public class Program

{

    public static void Main()

    {

        BencMarkUsingDateTime();

        BencMarkUsingStopWatch();

    }

    private static void BencMarkUsingDateTime()

    {

        var list = Enumerable.Range(0, 10000).ToList();

        DateTime start = DateTime.Now;

        list.Sort();

        DateTime end = DateTime.Now;

        TimeSpan elapsedTime = end - start;

        Console.WriteLine(elapsedTime.TotalMilliseconds);

    }

    private static void BencMarkUsingStopWatch()

    {

        var list = Enumerable.Range(0, 10000).ToList();

        var stopwatch = Stopwatch.StartNew();

        list.Sort();

        stopwatch.Stop();

        TimeSpan elapsedTime = stopwatch.Elapsed;

        Console.WriteLine(elapsedTime.TotalMilliseconds);

    }

}