Univerzitet U Novom Sadu Prirodno-matematički Fakultet Departman Za Matematiku I Informatiku

class Element { public abstract boolean Greater (Element e); public abstract boolean Equal (Element e); } Listing 3.2 Class Element Method Greater returns, weather the object Element, who calls this method, is greater then its parameter. Method Equal returns, if the object, who call this method, and parameter have the same values.