sy7-2.cpp

C++程序

#include "iostream.h"

class building
{
	double length,width,price,area,total;
	int floor;

public:

	building(double a,double b,double c,int d)
	{
		length=a;
		width=b;
		price=c;
		floor=d;
		area=length*width*floor;
		total=price*area;
	}
	
	void print();
};

void building::print()
{
	cout<<"长度="<<length<<endl<<"宽度="<<width<<endl<<"楼层="<<floor<<endl<<"单价="<<price<<endl<<"面积="<<area<<endl<<"总价="<<total<<endl;
}

void main()
{
	building build1(30,5,7000,10);
	build1.print();
}