#include <iostream>

class Base {
public:
    Base() {
        std::cout << "Base()\n";
    }

    virtual ~Base() {
        std::cout << "~Base()\n";
    }
};

class Derivada : public Base {
public:
    Derivada() {
        std::cout << "Derivada()\n";
    }

    virtual ~Derivada() {
        std::cout << "~Derivada()\n";
    }
};

int main() {
    Base* pb = new Derivada();
    delete pb;
    return 0;
}