union.h

#pragma once
#include "human.h"

using namespace std;

class Union : virtual public Human {
protected:
    unsigned id;
    string putivka;
public:
    Union() : id(), putivka() {}
    Union(string na2, string su2, int d2, unsigned i, string p) :Human(na2, su2, d2), id(i), putivka(p) {}
    Union(const Union& u) :Human(u), id(u.id), putivka(u.putivka) {}

    friend ostream& operator<<(ostream& out, const Union& u) {
        out << (Human&)u << "\t" << "ID Card:" << u.id << "\t" << "Putivka:" << u.putivka << endl;
        return out;
    }
    friend istream& operator>>(istream& in, Union& u) {
        in >> (Human&)u;
        in >> u.id;
        in >> u.putivka;
        return in;
    }
};