#include <iostream>
#include <string>
using namespace std;
class Nedviznina{
protected:
    char *adresa;
    int kv;
    int c_kv;
    public:
    Nedviznina(){
        adresa=new char [0];}
    ~Nedviznina(){};
    int cena()
    {
    return kv*c_kv;

    }
    void pecati()
    {
    cout<<adresa<<", Kvadratura: "<<kv<<", Cena po Kvadrat: "<<c_kv;

    }
    float danokNaImot()
    {
    return 0.05*cena();
    }
    char *getAdresa()
    {
    return adresa;
    }
    friend istream &operator>>(istream &in,Nedviznina &ned)
    {
     in>>ned.adresa;
        in>>ned.kv;
        in>>ned.c_kv;
        return in;
    }

};
class Vila: public Nedviznina{
private:
    int luksuz;
    public:
    void pecati()
    {
    Nedviznina::pecati();
        cout<<", Danok na luksuz: "<<luksuz<<'\n';
    }
    char *getAdresa()
    {
    char *a=Nedviznina::getAdresa();
        return a;
    }
    friend istream &operator>>(istream &in,Vila &v)
    {
    in>>v.adresa>>v.kv>>v.c_kv>>v.luksuz;
    return  in;
    }
    float danokNaImot()
    {
    float m=Nedviznina::danokNaImot();
        return m+(kv*c_kv*((float)luksuz/100));
    }


};

int main(){
    Nedviznina n;
    Vila v;
    cin>>n;
    cin>>v;
    n.pecati();
    cout<<'\n';
    cout<<"Danok za: "<<n.getAdresa()<<", e: "<<n.danokNaImot()<<endl;
    v.pecati();
    cout<<"Danok za: "<<v.getAdresa()<<", e: "<<v.danokNaImot()<<endl;
    return 0;
}