C++实验报告（1—8周）(4)

#include \

class Office:public Building {

private:

int offices;

int meetingrooms; public:

Office(string name,int floors,double areas,int offices,int meetingrooms); void print(); }; #endif

/* Building .cpp*/

#include using namespace std; #include \

Building::Building(string name1,int floor1,double areas1) {

name=name1; floors=floor1; areas=areas1; }

void Building::print() {

cout<<\大楼的名字:\ cout<<\大楼的层数:\ cout<<\大楼的面积:\}

/* House .cpp*/

#include using namespace std; #include \House::House(string name,int floors,double areas,int balcony):Building(name,floors,areas)

{

this->rooms = rooms; this->balcony = balcony; }

void House::print()

rooms,int {

Building::print();

cout<<\房间数:\ cout<<\阳台数:\}

/* Office .cpp*/

#include using namespace std; #include \

Office::Office(string name,int floors,double meetingrooms):Building(name,floors,areas)

{

this->offices=offices;

this->meetingrooms=meetingrooms; }

void Office::print() {

Building::print();

cout<<\办公室数:\

cout<<\会议室数:\}

/*main.cpp*/

#include\#include\#include\#include using namespace std; int main() {

House h(\阳光小区\h.print(); cout<

Office o(\东都百货\o.print(); return 0; }

areas,int offices,int

实验总结

实验六 实验目的和要求：

掌握虚函数的定义与使用方法。

预习内容：

虚函数的定义与使用方法。

程序代码

/*CCircle .h*/

多态性

#ifndef CCIRLE_H_ #define CCIRLE_H_ #include \#define pi 3.14

class CCircle:public CShape {

private:

double r;

public:

CCircle(double r); void area(void); void display(void); }; #endif

/* CRect .h */

#ifndef CRECT_H_ #define CRECT_H_ #include \

class CRect:public CShape {

private:

double l; double s; public:

CRect(double l=0,double s =0); void area(); void display(); }; #endif

/*CShape.h*/

#ifndef CSHAPE_H_ #define CSHAPE_H_ class CShape {

private:

double m_area;

public:

virtual void area()=0; virtual void display()=0; double getArea(void) {

return m_area; }

void setArea(double data) {

this->m_area = data; } }; #endif

/* CCircle .cpp*/ #include\#include using namespace std;

CCircle::CCircle(double r) {

this->r=r; }

void CCircle::area(void) {

setArea(r*r*pi); }

void CCircle::display(void) {

cout<<\圆\

cout<<\半径:\

cout<<\圆的面积:\}

/* CRect .cpp*/ #include using namespace std; #include \

CRect::CRect(double l,double s):CShape() {

this->l = l; this->s = s;