#include <iostream>
#include <string>
using namespace std;

class Zivotinja {
public:
  Zivotinja(double x)
    :_tezina(x)
  {
    cout << "Konstruktor zivotinje" << endl;
  }
  double vratiTezinu() const {
    return _tezina;
  }
  virtual string kaziZdravo() const = 0;
  virtual ~Zivotinja() {
    cout << "Destruktor zivotinje" << endl;
  }
private:
  double _tezina;
};

class Pas : public Zivotinja {
public:
  Pas(double x, const string &s)
    :Zivotinja(x), _ime(s)
  {
    cout << "Konstruktor psa" << endl;
  }
  string kaziZdravo() const {
    return "Av-av";
  }
  ~Pas() {
    cout << "Destruktor psa" << endl;
  }
private:
  string _ime;
};

class Macka : public Zivotinja {
public:
  Macka(double x, const string &s)
    :Zivotinja(x), _ime(s)
  {
    cout << "Konstruktor macke" << endl;
  }
  string kaziZdravo() const {
    return "Mjau-mjau";
  }
  ~Macka() {
    cout << "Destruktor macke" << endl;
  }
private:
  string _ime;
};


int main() {
  //Zivotinja z(15);
  //cout << z.vratiTezinu() << endl;
  //cout << z.kaziZdravo() << endl;

  
  Pas p(10, "Zucko");
  cout << p.vratiTezinu() << endl;
  cout << p.kaziZdravo() << endl;

  Macka m(3, "Maca");
  cout << m.vratiTezinu() << endl;
  cout << m.kaziZdravo() << endl;

  Zivotinja* niz[3];
  //niz[0] = new Zivotinja(30);
  niz[0] = new Pas(30, "Bucko");
  niz[1] = new Pas(15, "Rex");
  niz[2] = new Macka(5, "Mara");

  for (int i = 0; i < 3; i++)
    cout << niz[i]->kaziZdravo() << endl;

  for (int i = 0; i < 3; i++)
    delete niz[i];
  
  return 0;
}