day5 c++

#include <iostream>
using namespace std;
class Person
{
public:
    string name;
    int *age;
    //Person():name(name),age(new int(100)){cout<<"无参构造"<<endl;}
    Person(string name,int age):name(name),age(new int(100)){cout <<"P的有参构造"<<endl;}
   // Person(const double score,string name,int age):name(name),age(new int(100)){}
    void show();
    ~Person()
    {
        cout <<"准备释放空间"<<age<<endl;
        delete age;
        cout <<"p的析构函数"<<endl;
    }
    Person &operator=(const Person &other)
    {
        *(this->age)=*(other.age);
        cout <<"Person的拷贝赋值函数"<<endl;
        return *this;
    }
};
class Stu:public Person
{
    const double score;
public:
    Stu():Person("zhangsan",18),score(90)
    {cout <<"Stu的无参构造"<<endl;}
    Stu(const double score,string name,int age):Person(name,age),score(score)
    {cout <<"Stu的有参构造"<<endl;}
    Stu(const Stu &other):Person(other),score(other.score)
    { cout <<"s的拷贝构造"<<endl;}
    Stu &operator=(const Stu &other)
    {
        Person::operator=(other);
        cout << "S的拷贝赋值"<<endl;
        return *this;
    }
    void show();
};
void Person::show()
{
    cout<<"name="<<name<<"age="<<age<<endl;
}
void Stu::show()
{
    cout<<"score="<<score<<endl;
}
int main()
{
    Stu s1;
    s1.show();
    const double score=20;
    Stu s2(score,"zhangsan",18);
    s2.show();
    return 0;
}

尝试写：定义一个全局变量int monster = 10000；定义一个英雄类Hero，受保护的属性，string name，int hp,int attck，写一个无参构造、有参构造，类中有虚函数:void Atk(){monster-=0;}；法师类，公有继承自英雄类，私有属性：int ap_ack；写有参,重写父类中的虚函数，射手类，公有继承自英雄类，私有属性：int ad_ack；写有参构造，重写父类中的虚函数，主函数内完成调用，判断怪物何时被杀死。

#include <iostream>
using namespace std;
int monster=10000;
class Hero
{
protected:
    string name;
    int hp;
    int attack;
public:
    Hero():name(name),hp(hp),attack(attack){cout<<"无参构造"<<endl;}
    Hero(string name,int hp,int attack):name(name),hp(hp),attack(attack)
    {cout <<"有参构造"<<endl;}
    virtual void Atk(){monster-=0;}
};
class Mage:public Hero
{
    int ap_ack;
public:
    Mage(string name,int hp,int attack,int ap_ack):Hero(name,hp,attack),ap_ack(ap_ack){cout <<"有参构造"<<endl;}
    void Atk(){monster-=ap_ack;}

};
class Adc:public Hero
{
    int ad_ack;
public:
    Adc(string name,int hp,int attack,int ad_ack):Hero(name,hp,attack),ad_ack(ad_ack){cout<<"有参构造"<<endl;}
    void Atk(){monster-=ad_ack;}
};
int main()
{
    Mage m1("zhangsan",100,200,3000);
    Adc  a1("lisi",500,100,3000);
    Hero *p;
    int count=0;
    while(monster)
    {

        p=&m1;
        p->Atk();
        p=&a1;
        p->Atk();
       count++;
    }
    cout<<count<<endl;
    cout<<"kill monster"<<endl;
    return 0;
}