### 第5题

以下代码会输出（）。
```cpp
class A {
public:
void f() { cout << "A "; }
virtual void g() { cout << "A "; }
};
class B : public A {
public:
void f() { cout << "B "; }
void g() override { cout << "B "; }
};
int main() {
A* p = new B();
p->f();
p->g();
delete p;
}
```