设计一个飞机类plane,由它派生出歼击机类fighter和轰炸机类bomber,歼击机类fighter和轰炸机类bomber又共同派生出歼轰机类fighter_bomber(多用途战斗机)。描述飞机类及其派生类的类族。
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部分程序参考如下(包含plane类的实现),将其补充完整。
提示:plane类中包含两个属性:airframe(机身)和passenger(成员数),fighter 类在plane类上增加属性missile(导弹数),bomber类在plane类上属性bomb(载弹量),fighter_bomber类则继承所有属性。plane类中的display()函数用来输出信息,每个派生类中都会重写display()函数输出自身信息。
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#include<iostream> using namespace std;
class plane //飞机
{ public :
plane( int frame, int num);
int display();
protected :
int airframe; //机身
int passenger; //乘员数
}; plane::plane( int frame, int num)
{ airframe=frame; passenger=num; } int plane::display()
{ cout<< "机身:" <<airframe<< " " << "乘员数:" <<passenger<< " " <<endl;
} class fighter: public plane //歼击机
{ public :
fighter( int frame, int num, int daodan):plane(frame,num){
missile=daodan; } int display(){
cout<< "机身:" <<airframe<< " " << "乘员数:" <<passenger<< " " << "导弹数:" <<missile<<endl;
} protected :
int missile;
}; class bomber: public plane //轰炸机
{ public :
bomber( int frame, int num, int zaidan):plane(frame,num){
bomb=zaidan; } int display(){
cout<< "机身:" <<airframe<< " " << "乘员数:" <<passenger<< " " << "载弹量:" <<bomb<<endl;
} protected :
int bomb;
}; class fighter_bomber: public fighter, public bomber //歼轰机:多用途战斗机
{ public :
fighter_bomber( int frame, int num, int daodan, int zaidan):fighter(frame,num,daodan),bomber(frame,num,zaidan){
} int display(){
cout<< "机身:" <<fighter::airframe<< " " << "乘员数:" <<fighter::passenger<< " " << "导弹数:" <<missile<< " " << "载弹量:" <<bomb<<endl;
} }; int main(){
fighter my_fighter(6,1,8); bomber my_bomber(9,12,6000); fighter_bomber my_fighter_bomber(7,2,6,2500); my_fighter.display(); my_bomber.display(); my_fighter_bomber.display(); return 0;
} |
本文转自 pangfc 51CTO博客,原文链接:http://blog.51cto.com/983836259/1338344,如需转载请自行联系原作者