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你那剑使得实在不像样。Factory Pattern: Factory Pattern is a frequently used pattern. Classes implemented according to Factory Pattern can generate instances of one of a group of classes according to the provided data. Usually, this group of classes has a common abstract parent class and implements the same methods, but these methods perform different operations for different data. First of all, we need to define a base class. Subclasses of this class implement methods in the base class through different methods. Then you need to define a factory class that can generate different subclass instances according to conditions. After getting an instance of a subclass, developers can call methods in the base class regardless of which subclass instance is returned.So, what kind of love story does Ma Jinyu and Tashi have?许负站在一旁，只是看着，默然不语。Where is the master better than the novice//080Bow and Arrow Heroes' Attack Power and Mage's Intelligence are the most profitable in general attack, because the two heroes' general attack shooting speed is very slow. Usually, it is only after the batman has finished the injury that he arrives. It is easy to throw a lot of damage on the opponent's hero.扯住对岸的树枝，她将绳子一端系在这边树干上，便顺着河岸往回找。