#include <iostream>
using namespace std;


class Unit {
private:
    int HP, SP;
public:
    void show () {
        cout << "HP = "<< HP <<  ", SP = " << SP << endl;
    }

    Unit ():HP(10), SP(1) {};

    Unit (int _hp, int _sp) : HP(_hp), SP(_sp) {}

    ~Unit () {
        cout << endl << "Base object deleted" << endl;
    }
    /*
    Unit operator= (const Marine& _unit) {
        HP = _unit.HP;
        SP = _unit.SP;
    }
    */
};


class Marine : public Unit {
private:
    int AT;
public:
    Marine () : Unit(20, 1), AT(2) {}

    Marine (int _hp, int _sp, int _at) : Unit(_hp, _sp), AT(_at) {}

    void show () {
        Unit::show();
        cout << "AT = " << AT;
    }

    ~Marine () {
        cout << endl << "Marine object deleted" << endl;
    }

    Marine operator= (const Marine& _marine) {
        Unit::operator=(_marine);
        AT = _marine.AT;
        return *this;
    }
};

int main() {
    {

    Marine* pMarine;
    Marine Tom(1, 1, 1);
    Marine Ben, John;

    Unit _unit;
    //Ben = Tom;



    pMarine = &Ben;

    pMarine -> show();

    _unit.show();

    cout << endl;
    Ben.show();
    }

    return 0;
}