C++ day3

1.xmind
2.
 

#include 
 
using namespace std;
 
class Per
{
private:
    string name ;
    int age;
    double * high;
    double * wegiht;
public:
    Per(string n,int a,double h,double w):name(n),age(a),high(new double(h)),wegiht(new double(w))
    {
        cout << "Per ：有参构造函数" << endl;
    }
 
    ~Per()
    {
        cout << "Per : 析构函数" << endl;
        delete(high);
        delete(wegiht);
    }
 
    Per(const Per &other):name(other.name),age(other.age),high(other.high),wegiht(other.wegiht)
    {
        cout << "Per : 拷贝构造函数" << endl;
    }
};
 
class Stu
{
private:
    double score;
    Per p1;
public:
    Stu(double s,string n,int a,double h,double w):score(s),p1(n,a,h,w)
    {
        cout << "Stu : 有参构造函数" << endl;
    }
    ~Stu()
    {
        cout << "Stu : 析构函数" << endl;
    }
    Stu(const Stu &other):score(other.score),p1(other.p1)
    {
        cout << "Stu : 拷贝构造函数" << endl;
    }
 
};
 
int main()
{
    Stu s1(100,"zhangsan",12,40,145);
    Stu s2(s1);
 
    return 0;
}