c++day3

#include 

using namespace std;

class Person

{

    int *age;

    string &name;

public:

    Person(int age,string &name):age(new int(age)),name(name)

    {

        cout<<"Person两个参数的有参构造函数"< 
  
    }
 
  
    Person(const Person &other):age(new int(*(other.age))),name(other.name)
 
  
    {
 
  
        cout<<"Person拷贝构造函数"< 
  
    }
 
  
    Person&operator=(const Person &other)
 
  
    {
 
  
        *(this->age)=*(other.age);
 
  
        this->name=other.name;
 
  
        cout<<"Person拷贝赋值函数"< 
  
        return *this;
 
  
    }
 
  
    ~Person()
 
  
    {
 
  
        cout<<"Person析构函数"< 
  
        delete age;
 
  
    }
 
  
    int get_age();
 
  
    string get_name();
 
  
};
 
  
 
  
 
  
class Stu
 
  
{
 
  
    double *score;
 
  
    Person p1;
 
  
public:
 
  
    Stu(double score):score(new double(score)),p1(p1)
 
  
    {
 
  
        cout<<"Stu一个参数有参构造函数"< 
  
    }
 
  
    Stu(const Stu &other):score(new double(*(other.score))),p1(other.p1)
 
  
    {
 
  
        cout<<"Stu拷贝构造函数"< 
  
    }
 
  
    Stu &operator=(const Stu &other)
 
  
    {
 
  
        *(this->score)=*(other.score);
 
  
        this->p1=other.p1;
 
  
        cout<<"Stu拷贝赋值函数"< 
  
        return *this;
 
  
    }
 
  
    ~Stu()
 
  
    {
 
  
        cout<<"Stu析构函数"< 
  
        delete score;
 
  
    }
 
  
    void show(Person p1);
 
  
};
 
  
int Person::get_age()
 
  
{
 
  
    return *age;
 
  
}
 
  
string Person::get_name()
 
  
{
 
  
    return name;
 
  
}
 
  
void Stu::show(Person p1)
 
  
{
 
  
    cout<<"年龄"< 
  
    cout<<"姓名"< 
  
    cout<<"成绩"<<*score< 
  
}
 
  
int main()
 
  
{
 
  
    Person p1(18,"张三");
 
  
    Stu s1(88);
 
  
    s1.show(p1);
 
  
    return 0;
 
  
}