??
2????????4?,????????,????????,?????(?)???????? ???????? ??? 2?????4?,?,?,???????????(?)???? ??? ??? 2?4????????????,?,????????,??????(????)???????? ? ? 2?4?,?????,?,??????(???)????? ???????? ???? 2????????4????????,????????,????????,??????(?????)????? ????? ? 2???4?????,?????,??,??(?)? ????? ? 2?4???,????,?????,??????(?)??? ???????? ???????? ?????????:?????
?????????
?????(????)????????????:?????????????????