class C {
public:
   C(int n=0) : number(n) { cout << "C(" << number << ") "; }
   ~C() { cout << " ~C "; }
   C(const C& c) : number(c.number) { cout << "Cc(" << number << ") "; }
   operator int() { cout << "int() "; return 3;}
private:
   int number;
};
int F(C c) {return c;}

int main() {
   C *c=new C; cout << "UNO" << endl;
   C d; cout << "DUE" << endl;
   int x=F(d); cout << "TRE" << endl;
   C e=F(d); cout << "QUATTRO" << endl;
   return 0;
}