// Copyright (c) 2008 Alexander Sandler
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.

#include <iostream>

using namespace std;

class A
{
public:
	A() { a_member = 0x10101010; }
	virtual void set_a( int new_a ) { a_member = new_a; }
protected:
	int a_member;
};

class B
{
public:
    B() { b_member = 0x20202020; }
    virtual void set_b( int new_b ) { b_member = new_b; }
protected:
    int b_member;
};

class C : public A
{
public:
    C() : A() { c_member = 0x30303030; }
    virtual void set_c( int new_c ) { c_member = new_c; }
protected:
    int c_member;
};

class D : public C
{
public:
    D() : C() { d_member = 0x40404040; }
    virtual void set_d( int new_d ) { d_member = new_d; }
protected:
    int d_member;
};

class E : public B
{
public:
    E() : B() { e_member = 0x50505050; }
    virtual void set_e( int new_e ) { e_member = new_e; }
protected:
    int e_member;
};

class F : public C
{
public:
    F() : C() { f_member = 0x60606060; }
    virtual void set_f( int new_f ) { f_member = new_f; }
protected:
    int f_member;
};

class G : public D
{
public:
    G() : D() { g_member = 0x70707070; }
    virtual void set_g( int new_g ) { g_member = new_g; }
protected:
    int g_member;
};

class H : public E
{
public:
    H() : E() { h_member = 0x80808080; }
    virtual void set_h( int new_h ) { h_member = new_h; }
protected:
    int h_member;
};

class X : public F, public G, public H
{
public:
    X() : F(), G(), H() { x_member = 0x90909090; }
    virtual void set_x( int new_x ) { x_member = new_x; }
protected:
    int x_member;
};

int main()
{
	X x;

	x.set_a( 20 );

	return 0;
}