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


class Person
{
private:
    string name{};
    string surname{};
    string pesel{};

public:
    string get_name(void) const { return name; }
    string get_surname(void) const { return surname; }
    string get_pesel(void) const { return pesel; }

    void set_name(string _name) { name = _name; }
    void set_surname(string _surname) { surname = _surname; }
    void set_pesel(string _pesel) { pesel = _pesel; }

    Person()
    {
        name = "Jan";
        surname = "Kowalski";
        pesel = "10";
    }
    Person(string _name, string _surname, string _pesel)
    {
        name = _name;
        surname = _surname;
        pesel = _pesel;
    }

    string to_string()
    {
        string value = get_name() + " " + get_surname() + " " + get_pesel() + "\n";
        return value;
    }

};
class Student : public Person {
private:
    int gradeTranscript{};
    string fieldOfStudy{};


public:
    int get_gradeTranscript(void) const { return gradeTranscript; }
    string get_fieldOfStudy(void) const { return fieldOfStudy; }

    Student()
    {
        gradeTranscript = 10012;
        fieldOfStudy = "kierunek";
    }
    void set_gradeTranscript(int _gradeTranscript) { gradeTranscript = _gradeTranscript; }
    void set_fieldOfStudy(string _fieldOfStudy) { fieldOfStudy = _fieldOfStudy; }


    string to_string()
    {
        return get_name() + " " + get_surname() + " " + get_pesel() + " "
            + get_fieldOfStudy() +  " " + std::to_string(gradeTranscript) + "\n";
    }
};

ostream& operator<<(ostream& out, Student& rhs)
{
    out << rhs.to_string();
    return out;
}


int main()
{
    Person osoba;
    cout << osoba.to_string();
    Student uczen;
    cout << uczen.to_string();

}