h.h

这个程序可以应付老师留的作业 分文件保存 演示了一个极简单的类体系 建筑物：办公建筑

#include<iostream>
#include<string>
using namespace std;
extern string B;
extern int f,ar,ro,Y,O,M;

class Building{
   public:
	string B_name;
	int flour,area,room_number;
	virtual int are()=0;
   //private:
//	   Building();
};
class Living:public Building{
	int YangTai;
   public:
	Living(string a,int b,int c,int d,int e);
	int are();
};

class Office:public Building{
	int office,MeetingRoom;
   public:
	Office(string a,int b,int c,int d,int e,int f);
	int are();
};