#include<iostream>
using namespace std;

class A
{
	public:
		virtual void f();
		void g();
		virtual void h();
		void j();
	private:
		int x;
};
void A::f()
{
	cout << "A::f()" << endl;
}
void A::g()
{
	cout << "A::g()" << endl;
}
void A::h()
{
	cout << "A::h()" << endl;
}
void A::j()
{
	cout << "A::j()" << endl;
}

class B : public A
{
	public:
		void f();
		void g();
		virtual void j();
	private:
		float y;
};
void B::f()
{
	cout << "B::f()" << endl;
}
void B::g()
{
	cout << "B::g()" << endl;
}
void B::j()
{
	cout << "B::j()" << endl;
}
class C : public B
{
	public:
		void h();
		void j();
	private:
		float y;
};
void C::h()
{
	cout << "C::h()" << endl;
}
void C::j()
{
	cout << "C::j()" << endl;
}


 
void main()
{
	A a;
	B b;
	C c;

	a.f();
	a.g();
	a.h();
	a.j();
	cout << endl;
	
	b.f();
	b.g();
	b.h();
	b.j();
	cout << endl;

	c.f();
	c.g();
	c.h();
	c.j();
	cout << endl;

	A* pa;
	B* pb;
	C* pc;
	
	pa = &a;
	pa->f();
	pa->g();
	pa->h();
	pa->j();
	cout << endl;
	
	pa = &b;
	pa->f();
	pa->g();
	pa->h();
	pa->j();
	cout << endl;

	pa = &c;
	pa->f();
	pa->g();
	pa->h();
	pa->j();
	cout << endl;

	pb = &b;
	pb->f();
	pb->g();
	pb->h();
	pb->j();
	cout << endl;

	pb = &c;
	pb->f();
	pb->g();
	pb->h();
	pb->j();
	cout << endl;

	pc = &c;
	pc->f();
	pc->g();
	pc->h();
	pc->j();
	cout << endl;
}
/*
RESULTS




A::f()
A::g()
A::h()
A::j()


B::f()
B::g()
A::h()
B::j()


B::f()
B::g()
C::h()
C::j()







A::f()
A::g()
A::h()
A::j()



B::f()
A::g()
A::h()
A::j()



B::f()
A::g()
C::h()
A::j()



B::f()
B::g()
A::h()
B::j()



B::f()
B::g()
C::h()
C::j()



B::f()
B::g()
C::h()
C::j()
*/