2K4

#include <iostream>
#include <fstream>

using namespace std;

class figura{
private:
  string * color;
public:
  figura(): color(new string("Brak coloru")){};
  figura(const string & clr): color(new string(clr)){};
  virtual double pole() = 0;
  string getColor()const {return *color;}
  virtual ~figura(){delete color;}

  virtual void print(ostream & out)const{
      out << *color << " ";
  }

  friend ostream & operator <<(ostream & out, const figura & obj);
};

ostream & operator <<(ostream & out, const figura & obj){
  obj.print(out);
  return out;
}


class kolo: public figura{
int r;
public:
kolo(): figura(), r(0){};
kolo(const string & clr, const int & _r): figura(clr), r(_r){};

 double pole() {
  return 3.14 * r * r;
}

int getR()const {return r;}

virtual void print(ostream & out)const{
      out << "Kolo o kolorze: \"" << getColor() << "\" i promieniu: " << getR();
}

friend ostream & operator <<(ostream & out, const kolo & obj);
};

ostream & operator <<(ostream & out, const kolo & obj){
  obj.print(out);
  return out;
}

class prost: public figura{
protected:
int a, b;
public:
prost(): figura(), a(0), b(0){};
prost(const string & clr, const int & _a, const int & _b): figura(clr), a(_a), b(_b){};
double pole() {
 return a * b;
}
int getA()const {return a;}
int getB()const {return b;}

virtual void print(ostream & out)const{
      out << "Prostokat o kolorze: \"" << getColor() << "\" i polach : " << getA() << " " << getB();
}

friend ostream & operator <<(ostream & out, const prost & obj);
};

ostream & operator <<(ostream & out, const prost & obj){
  obj.print(out);
  return out;
}

class prostop: public prost{
  int h;
public:
  prostop():  prost(), h(0){};
  prostop(const string & clr, const int & _a, const int & _b, const int & _h): prost(clr, _a, _b), h(_h){};
  double pole() {
   return a * b * h;
  }

  int getH() const{
    return h;
  }

  virtual void print(ostream & out)const{
      out << "Prostopadloscian o kolorze: \"" << getColor() << "\" i polach : " << getA() << " " << getB() << getH();
}

  friend ostream & operator <<(ostream & out, const prostop & obj);
};

ostream & operator <<(ostream & out, const prostop & obj){
  obj.print(out);
  return out;
}

int main(){
  figura * tab[5];
  const kolo test1("czarny", 100);
  const prostop test2("szary", 2, 2, 2);
  tab[0] = new kolo("czerwony", 1);
  tab[1] = new kolo;
  tab[2] = new prost("niebieski", 1, 1);
  tab[3] = new prostop("zielony", 1, 1, 1);
  tab[4] = new prostop;
  for(int i = 0; i < 5; ++i)
     cout << tab[i]->pole() << endl;
  cout << "***********3*********" << endl;


  for(int i = 0; i < 5; ++i)
   cout << * tab[i] << tab[i]->pole() << endl;
   cout << "***********4*********" << endl;


for(int i = 0; i < 5; ++i)
  delete tab[i];


  return 0;
}