第十三周项目1--动物这样叫(3)

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/**Copyright (c) 2014, 烟台大学计算机学院*All rights reserved.*文件名称:test.cpp*作者:于凯*完成日期:2015年6月3日*版本号:v1.0*/#include <iostream>#include <string>using namespace std;class Animal{public:    Animal(string nam):name(nam){}    virtual void cry()=0;protected:    string name;};class Mouse:public Animal{public:    Mouse(string nam,char s):Animal(nam),sex(s){}    virtual void cry()    {        cout<<"我叫"<<name<<",是一只"<<((sex=='m')?"男":"女")<<"老鼠,我的叫声是:吱吱吱!\n";    }private:    char sex;};class Cat:public Animal{public:    Cat(string nam):Animal(nam){}    virtual void cry()    {        cout<<"我叫"<<name<<",是一只猫,我的叫声是:喵喵喵!\n";    }};class Dog:public Animal{public:    Dog(string nam):Animal(nam){}    virtual void cry()    {        cout<<"我叫"<<name<<",是一只狗,我的叫声是:汪汪汪!\n";    }};class Giraffe:public Animal{public:    Giraffe(string nam,char s):Animal(nam),sex(s){}    virtual void cry()    {        cout<<"我叫"<<name<<",是"<<((sex=='m')?"男":"女")<<"男长颈鹿,我的脖子太长,发不出声音来!\n";    }private:    char sex;};int main( ){    Animal *p;    Mouse m1("Jerry",'m');    p=&m1;    p->cry();    Mouse m2("Jemmy",'f');    p=&m2;    p->cry();    Cat c1("Tom");    p=&c1;    p->cry();    Dog d1("Droopy");    p=&d1;    p->cry();    Giraffe g1("Gill",'m');    p=&g1;    p->cry();    return 0;}


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