虚析构函数

描述

用C++实现类Base和Derived，使其能输出样例信息。

主函数里的代码已经给出，请补充完整，提交时请勿包含已经给出的代码。

int main()
{
	Base b;
	Base *p = new Derived;
	delete p;
	return 0;
}

输入

无

输出

输出样例信息

样例输入

 

样例输出

Base Construct
Base Constructor
Derived Constructor
Derived Destructor
Base Destructor
Base Destructor

代码测试：

#include
using namespace std;

class Base{
    public:
        Base(){
            cout<<"Base Constructor"<<endl;
        }
        virtual~Base(){
            cout<<"Base Destructor"<<endl;
        }
};

class Derived : public Base{
    public:
        Derived(){
            cout<<"Derived Constructor"<<endl;
        }
        ~Derived(){
            cout<<"Derived Destructor"<<endl;
        }
};
int main()
{
    Base b;
    Base *p = new Derived;
    delete p;
    return 0;
}

View Code