Class Diagram:Cache (Proxy Pattern)
Class Diagram:Top Song (Iterator Pattern)
Class Diagram:Line Group (Observer Pattern)
Class Diagram:Transport (Abstract Factory Pattern)
Class Diagram:Transport (Factory Method Pattern)
Class Diagram:Transport (Simple Factory nattern)
Class Diagram:Premium (State Pattern)
Class Diagram:Buffet (Facade Pattern)
Class Diagram:Talent Show (Adapter Pattern)
Class Diagram:Video Maker (Template Method Pattern)