class Verwaltung {
  public static void main(String[] args) {
    int anz = 2;
    Buch buecher[] = new Buch[anz];
    for (int i = 0; i < anz; i++) {
      buecher[i] = new Buch();
      System.out.println("Titel Buch " + i+1 + ":");
      buecher[i].setTitel(Buch.inputAutor());
      System.out.println("Autor Buch " + i+1 + ":");
      buecher[i].setAutor(Buch.inputAutor());
      System.out.println("ISBN Buch " + i+1 + ":");
      buecher[i].setISBN(Buch.inputISBN());
    }
  }
}