public class ProvaUsaMoloB {
  public static void main(String[] args) {
    Molo[] m = new Molo[4];
    m[0] = new Molo(2);
    m[1] = new Molo(3);
    m[2] = new Molo(4);
    m[3] = new Molo(5);

    m[0].arrivaBarca();
    m[1].arrivaBarca();
    m[2].arrivaBarca();
    
    System.out.println("Il molo piu' vuoto e' il molo " + 
                       UsaMolo.moloPiuVuoto(m));
  }
}