有以下程序 #include using namespace std; class P{ char nameP[30">; public: P{strcpy;} char*getName{ return nameP;} virtual char *getType{ return "P";} }; class B:public P { char nameB[30">; public: B:P{strcpy;} char *getName{return nameB;} char*getType{ return "B";} }; void showP{ cout<getType<<":"<getName<