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

int brAut = 0;

class autori {
    public:
    int sif;
    char imePrez[20];
    int datum;

    void unos() {
        fstream dat;
        dat.open("dat.dat", fstream::out | fstream::app | fstream::binary);
        cout << "Sifra: "; cin >> sif;
        cout << "Ime i prezime: "; cin >> imePrez;
        cout << "Datum: "; cin >> datum;
        dat.write((char*)this, sizeof(autori));
        dat.close();
        dat.clear();
    }
    void ispis() {
        fstream dat;
        dat.open("dat.dat", fstream::in | fstream::binary);
        if(!dat) return;
        cout << "---ISPIS---\n";
        while(1) {
            dat.read((char*)this, sizeof(autori));
            if(dat.eof()) break;
            cout << "Sifra: " << this->sif << "\nIme i prezime: " << this->imePrez << "\nDatum: " << this->datum << endl;
        }
        dat.close();
        dat.clear();
        cout << endl;
    }


};

class clanci {
    int sifCl;
    int sif;
    char naslov[100];
    int vriUnos;
};


autori autor;

int main() {
    int izbor = 0;
    while(izbor != 22) {
        cout << "---IZBORNIK---\n1 - Unos autora\n2 - Ispis svih autora\nI= ";
        cin >> izbor;
        switch(izbor) {
            case 1: autor.unos();
                    break;
            case 2: autor.ispis();
                    break;
        }

    }

    return 0;
}