lab1 PO osoba

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

class Data
{
private:
    int day,month,year;

public:
    Data(int d=0,int mon=0,int y=1991):day(d),month(mon),year(y){}
    int getDay() { return day; };
    int getMonth() { return month; };
    int getYear() { return year; };
    void get(int&,int&,int&);
    void set(int,int,int);
    void wyswietl();
};


class DaneOsobowe
{
private:
    Data z1;
    string name;
    string surname;
    int age;
public:
    DaneOsobowe(string nm="abc",string sur="abc",int a=99,Data urodz=Data()):name(nm),surname(sur),age(a),z1(urodz){}
    int getage() { return age; };
    string getname() { return name; };
    string getsurname() { return surname; };
    Data getData(){return z1;};
    void get(string &,string &,int &,Data& );
    void set(string,string,int,Data);
    void wyswietl();
};


===================================================================================================================================
#include "Osoba.h"


void Data::get(int&a,int&b,int&c)
{
    a=getDay();
    b=getMonth();
    c=getYear();
}

void DaneOsobowe::get(string &n,string &s,int &a,Data &pk)
{
    n=getname();
    s=getsurname();
    a=getage();
    pk=getData();

}

void Data::set(int a,int b,int c)
{
    day=a;
    month=b;
    year=c;
}

void DaneOsobowe::set(string n,string s,int a,Data z)
{
    name=n;
    surname=s;
    age=a;
    z1=z;
}

void Data::wyswietl()
{
    cout<<getDay()<<endl;
    cout<<getMonth()<<endl;
    cout<<getYear()<<endl;
}



void DaneOsobowe::wyswietl()
{
    cout<<"Imie :"<<getname()<<endl;
    cout<<"Nazwisko :"<<getsurname()<<endl;
    cout<<"Wiek :"<<getage()<<endl;
    cout<<"Rok "<<z1.getDay()<<endl;
    cout<<"Miesiac "<<z1.getMonth()<<endl;
    cout<<"Dzien "<<z1.getYear()<<endl;
}

===============================================================================================================================
#include "Osoba.h"
ostream & operator<<(ostream & NAPIS, DaneOsobowe X)
{
        string n,s;
        int a;
        int d,m,y;
        Data z;

        X.get(n,s,a,z);
        z.get(d,m,y);


    NAPIS <<    "IMIE:    " <<  n   <<endl;
    NAPIS <<    "NAZWISKO:" <<  s   <<endl;
    NAPIS <<    "WIEK:    " <<  a   <<endl;
    NAPIS<<     "DZIEN:   " <<  d   <<endl;
    NAPIS <<    "MIESIAC: " <<  m   <<endl;
    NAPIS<<     "ROK:     " <<  y   <<endl;



    return NAPIS;
}



int main()
{

    DaneOsobowe Z1("adam","malysz",21,Data(2,2,2));
    Z1.wyswietl();
    cout<<Z1;
    Z1.set("mark","aureliusz",3,Data(1,2,3));
    cout<<Z1;




    system("pause");
    return 0;

}