#include "stdafx.h"
#include < iostream>
using namespace std;
class A
{
public:
A(){}
virtual ~A(){}
virtual void print() { cout<<"this is A class"<<<"this is B class"<<<"this is C class" <print();
B* b = new B;
b->print();
}
#include "stdafx.h"
#include < iostream>
using namespace std;
class A
{
public:
A(){}
virtual ~A(){}
virtual void print() { cout<<"this is A class"<<<"this is B class"<<<"this is C class" <print();
B* b = new B;
b->print();
}