Truck
string name=\"大卡车\"
void setName(string name);std::string getName();void run();
Auto
void setName(string name);std::string getName();virtual void run() = 0;
Bus
string name=\"公交巴士\"
CarFactoryAuto* createAuto()
Factory
virtual Auto* createAuto() = 0;
Car
string name=\"小汽车\"
void setName(string name);std::string getName();void run() ;
TruckFactoryAuto* createAuto()
BusFactoryAuto* createAuto()
