/*
 * inheritance.cpp
 *
 *  Created on: 18.04.2013
 *      Author: trifon
 */

#include <iostream>
using namespace std;

class A {
private:
	int xa;
	void fa() { cout << "fa()\n"; }
protected:
	int ya;
	void ga() { cout << "ga()\n"; }
public:
	int za;
	void ha() { cout << "ha()\n"; }
};

class B : public A {
private:
	int xb;
	void fb() { cout << "fb()\n"; }
protected:
	int yb;
	void gb() { cout << "gb()\n"; }
public:
	int zb;
	void hb() { cout << "hb()\n"; }
};

class C : public B {
private:
	int xc;
	void fc() { cout << "fc()\n"; }
protected:
	int yc;
	void gc() { cout << "gc()\n"; }
public:
	int zc;
	void hc() { cout << "hc()\n"; xc = yc = yb = ya = 0;
	            gb(); gc(); fc(); ga(); }
};

B f(A a) {
	C c;
	return c;
}

int main() {
	C c;
	c.zc = c.zb = c.za = 10;
	c.hc();c.hb();c.ha();

	A* pa = &c;
	// ....
	A a;
	// pa = &a;
	B* pb = (B*)pa;

	a = f(*pb);

	cout << pb->zb << endl;

	return 0;
}