下列代码执行后的输出结果是( )。
class Animal {
public:
virtual void speak() {
cout << "Animal ";
}
virtual ~Animal() = default;
};
class Cat : public Animal {
public:
void speak() override {
cout << "Cat ";
}
};
int main() {
Animal *p = new Cat();
p->speak();
delete p;
return 0;
}
- A. Animal
- B. Cat
- C. Animal Cat
- D. 编译错误