(????)??:?????????? 2?1?????????????????????????,?????????? ? ???????? 2?????????????????????1????????,????? ??? ? 2?1???????????????????,???????????????????????? ????? ? 2?1????????,??????????? ????? ????? 2??????????????????1???,?????????????????????????????????????? ? ??????????????????????? 2????????1?????????????????????,????????,??? ???????????????????????? ????? 2???1????????,??????? ???????? ???????? 2????????1????????,??????? ??? ? 2?1?,??? ? ?? 2?1?????,????? ? ? 2?1???,??????? ???????????????????????? ????? ?????????:????