{filelink=17378}

using System;
using System.Threading;

class Telechargement
{
    static Mutex mutex = new Mutex(false);

    public static void telechargerFichier(string fichier)
    {
        mutex.WaitOne();
        Console.WriteLine("Telechargement.telechargerFichier - Lancé");
        Console.WriteLine("Telechargement.telechargerFichier - En cours d'exécution");
        for (int i = 0; i < 100; i++)
        {
            Console.Write(fichier);
        }
        Console.WriteLine("Telechargement.telechargerFichier - Terminé");
        mutex.Close();
    }
}

class ThreadMutex{
    public static void MethodeThredWorker1()
    {
        Console.WriteLine("Worker de thread #1 - Lancé");
        Telechargement.telechargerFichier("exemple.com/file");
    }

    public static void MethodeThredWorker2()
    {
        Console.WriteLine("Worker de thread #2 - Lancé");
        Telechargement.telechargerFichier("exemple.com/file2");
    }

    public static void Main() {
        ThreadStart worker1 = new ThreadStart(MethodeThredWorker1);
        ThreadStart worker2 = new ThreadStart(MethodeThredWorker2);

        Console.WriteLine("Création de Thread Worker");

        Thread th1 = new Thread(worker1);
        Thread th2 = new Thread(worker2);

        th1.Start();
        th2.Start();

        Console.ReadLine();
    }
}