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题目描述
长期的物种进化使两栖动物既能活跃在陆地上,又能游动于水中。利用虚基类建立一个类的多重继承,包括动物(animal,属性有体长,体重和性别),陆生动物(ter_animal,属性增加了奔跑速度),水生动物(aqu_animal,属性增加了游泳速度)和两栖动物(amp_animal)。其中两栖动物保留了陆生动物和水生动物的属性。
输入
两栖动物的体长,体重,性别,游泳速度,奔跑速度(running_speed)
输出
初始化的两栖动物的体长,体重,性别,游泳速度,奔跑速度(running_speed)和输入的两栖动物的体长,体重,性别,游泳速度,奔跑速度(running_speed)
样例输入
52
22
f
102
122
样例输出
height:50 weight:20 sex:m swimming_speed:100 running_speed:120height:52 weight:22 sex:f swimming_speed:102 running_speed:122#include <iostream>using namespace std;class animal{protected:int height; int weight; char sex; public:animal(){}animal(int h,int w,char s):height(h),weight(w),sex(s){}};class aqu_animal:virtual public animal {protected:int swimming_speed; public:aqu_animal(){}aqu_animal(int h,int w,char s,int s_p):animal(h,w,s),swimming_speed(s_p){}};class ter_animal:virtual public animal { protected:int running_speed; public:ter_animal(){};ter_animal(int h,int w,char s,int r_s):animal(h,w,s),running_speed(r_s){} }; class amp_animal:public aqu_animal,public ter_animal { public:amp_animal(){}amp_animal(int h,int w,char s,int s_p,int r_s):animal(h,w,s),aqu_animal(h,w,s,s_p), ter_animal(h,w,s,r_s){}void input(){cin>>height>>weight>>sex>>swimming_speed>>running_speed;}void show(){cout<<"height:"<<height<<endl<<"weight:"<<weight<<endl<<"sex:"<<sex<<endl<<"swimming_speed:"<<swimming_speed<<endl<<"running_speed:"<<running_speed<<endl;} }; int main(){amp_animal a1(50,20,'m',100,120);amp_animal a2;a2.input();a1.show();cout<<endl;a2.show();return 0;
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