public void Test() {
    System.out.println("----- VERIFICATION TOWER 1 -----");
    System.out.println("----- Taille " + stackTower1.getNumberOfElements() + " -----");
    System.out.println(stackTower1.toString());

    System.out.println("----- VERIFICATION TOWER 2 -----");
    System.out.println("----- Taille " + stackTower2.getNumberOfElements() + " -----");
    System.out.println(stackTower2.toString());

    System.out.println("----- VERIFICATION TOWER 3 -----");
    System.out.println("----- Taille " + stackTower3.getNumberOfElements() + " -----");
    System.out.println(stackTower3.toString());
  }
  public void finPartie() {

    if (stackTower3.getNumberOfElements() == 3) {
      fin = true;

      this.infos.setText(" BRAVO ! Vous avez gagne ");
    }
  }