10.9 作业

/* 设计一个Per类，类中包含私有成员:姓名、年龄、指针成员身高、体重，
再设计一个Stu类，类中包含私有成员:成绩、Per类对象p1，
设计这两个类的构造函数、析构函数和拷贝构造函数。 */

#include 

using namespace std;

class Per
{
private:
    string name; // 姓名
    int age;     // 年龄
    int *height; // 身高
    int *weight; // 体重

public:
    Per(string n, int a, int h, int w) : name(n), age(a),
                                         height(new int(h)), weight(new int(w))
    {
        cout << "Per::构造函数" << endl;
    }
    ~Per()
    {
        delete height;
        delete weight;
        cout << "Per::析构函数" << endl;
    }
    Per(const Per &other) : name(other.name), age(other.age),
                            height(new int(*(other.height))), weight(new int(*(other.weight)))
    {
        cout << "Per::拷贝构造函数" << endl;
    }
};

class Stu
{
private:
    double score; // 成绩
    Per p1;       // Per类对象

public:
    Stu(double s, string n, int a, int h, int w) : score(s), p1(n, a, h, w)
    {
        cout << "Stu::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(89.5, "zhangsan", 18, 187, 70);
    Stu s2(s1);
    return 0;
}