#include<iostream>

using namespace std

class Point

{public:

　　Point(int a){x=a }

　　~Point(){cout< "execuing Point destructor"<<endl }

private:

　　int x

　　

}

class Circle:public Point

{public:

　　Circle(int m,int n):Point(m){radius=m }

　　~Circle(){cout<<"execuing Circle destructor"<<radius<<endl }

private:

int radius

}

int main()

{Point *p=new Circle(5,12)

delete p

system("pause")

return 0

}

-# Include <iostream> using namespace std class Point (public: Point (int a) (x = a) ~ Point () (cout <　execuing Point destructor　<<endl) private: int x) class Circle: public Point (public: Circle (int m, int n): Point (m) (radius = m) ~ Circle () (cout <<　execuing Circle destructor　<<radius <<endl) private: int radius) int main () (Point* p = new Circle (5,12) delete p system (　pause ) return 0)