#include <iostream>
using namespace std;
class Puzzler /* 1. this is a class __________________________*/
{ private:
	int t;	 /* 2. this is a     __________________________*/
  public:
	Puzzler(){t=1;} /*  3. this is a    __________________________*/

	void f(int i){t=t*i;} /*4. this is a  __________________________*/

	int g()const{return t;} /*5. this is a   __________________________*/
};

int main()
{	Puzzler p, q;
	cout  << "6. p.g() =" << p.g() << endl;
	cout  << "7. q.g() =" << q.g() << endl;
	p.f(2);
	q.f(3);
	cout  << "8. p.g() =" << p.g() << endl;
	cout  << "9. q.g() =" << q.g() << endl;
	q.f(5 );
	p.f(6 );
	cout  << "10. p.g() =" << p.g() << endl;
	cout  << "11. q.g() =" << q.g() << endl;
	return 0;
}