Programming Test

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Что будет выведено в результате исполнения следующего кода

class A

{

public:

           A() {cout << "A";}
           ~A() {cout << "~A";}


           virtual void f() {cout << "fA";}

};


class B : public A

{

public:

           B() {cout << "B";}
           ~B() {cout << "~B";}


           virtual void f() {cout << "fB";}

};


class C : public A

{

public:

           C() {cout << "C";}
           ~C() {cout << "~C";}


           virtual void f() const {cout << "fC";}

};


int main(int argc, char* argv[])

{

           A* pA1 = new A(), *pA2 = new B(), *pA3 = new C();
           pA1->f();
           pA2->f();
           pA3->f();


           delete pA1;
           delete pA2;
           delete pA3;
           return 0;

}