using static System.Console;

using System.Diagnostics;

​

public class Program {

    public static void Main() {

        var stopwatch = new Stopwatch();

        stopwatch.Start();

        Teste();

        stopwatch.Stop();

        WriteLine($"Tempo passado: {stopwatch.Elapsed}");

        stopwatch.Restart();

        for (var i = 0; i < 1000; i++) Teste();

        WriteLine($"Tempo passado: {stopwatch.ElapsedTicks}");

        stopwatch.Stop();

    }

    public static void Teste() => WriteLine("Fazendo algo aqui");

}