#include <stdio.h>

class A
{
public:
	virtual A* fun()
	{
		puts( "A* fun()" );
		return new A;
	}
};

class B
{
public:
	virtual B* fun1()
	{
		puts( "B* fun()" );
		return new B;
	}
};

class C : public B, public A
{
public:
	virtual C* fun()
	{
		puts( "C* fun()" );
		return new C;
	}
};

int main()
{
	A* p = new C;

	A* p_f = p->fun();


	return 0;
}