第13周项目1-动物这样叫

#include<iostream>
#include<cstring>
using namespace std;
class Animal
{
protected:
string name;
public:
Animal(){};
Animal(string a):name(a){};
virtual void cry()
{
cout<<"不知哪种动物，让我如何学叫？"<<endl;
}
};
class Dog:public Animal
{

public:
Dog(string a):Animal(a){};
void cry()
{
cout<<"我叫"<<name<<"，是一条狗，我的叫声是：汪汪汪!"<<endl;
}
};
class Mouse:public Animal
{

char sex;
public:
Mouse(string a,char s):Animal(a),sex(s){};
void cry()
{
if(sex=='m')
cout<<"我叫"<<name<<"，是一只男老鼠，我的叫声是：吱吱吱！"<<endl;
if(sex=='f')
cout<<"我叫"<<name<<"，是一只女老鼠，我的叫声是：吱吱吱！"<<endl;
}
};
class Cat:public Animal
{
public:
Cat(string a):Animal(a){};
void cry()
{
cout<<"我叫"<<name<<"，是一只猫，我的叫声是：喵喵喵!"<<endl;
}
};
class Giraffe:public Animal
{

char sex;
public:
Giraffe(string a,char s):Animal(a),sex(s){};
void cry()
{
if(sex=='m')
cout<<"我叫"<<name<<"，是一只男长颈鹿，我脖子太长，发不出声音"<<endl;
if(sex=='f')
cout<<"我叫"<<name<<"，是一只女长颈鹿，我脖子太长，发不出声音"<<endl;
}
};
int main( ){
Animal *p;
p = new Animal();
p->cry();
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;
}