/******************************************************************
 * ADS1 Serie 02 Aufgabe 3.c)
 * Implementierung eines Stacks, erweitert v. Liste
 *
 * Arne Brutschy, 8964813, Uni Leipzig
 *****************************************************************/
public class Stack extends Liste {
  
  public Stack() {
    super();
  }

  public Stack(Stack Init) {
    super(Init);
  }

  public Stack Push(Object Element) {
    return super.Insert(Element);
  }

  public Stack Pop() {
    this.head.setNext(this.head.getNext().getNext())
    return this;
  }

  public Object Top() {
    return this.head.getNext().getData();
  }
}