public static void main (String[] args){
    kurs kot = new kurs();
    System.out.println("Podaj imie kota: ");
    kot.setImie(getUserInput());
    System.out.println("Podaj imie opiekuna: ");
    kot.setImieOpiekuna(getUserInput());
    Date data = new Date();
    SimpleDateFormat sdf = new SimpleDateFormat("yyyy.MM.dd");
    System.out.println("Podaj date: " + sdf.format(data));
}
}