#include <iostream>
 
class A {
private:
  int a;
public:
  A(int a) : a(a) {}
  void f() { std::cout << "a = " << a << std::endl;}
};
 
class B {
private:
  int b;
public:
  B(int b) : b(b) {}
  void g() { std::cout << "b = " << b << std::endl;}
};
 
class C : public A, public B {
private:
  int c;
public:
  C(int a, int b, int c) : A(a), B(b), c(c) {}
  void h() { this->f(); this->g(); std::cout << "c = " << c << std::endl; }
};
 
int main() {
  C *c = new C(5, 6, 7);
  c->f();
  c->g();
  c->h();
  delete c;
  return 0;
}
/* end */
 

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