2????????????????????1?????,???????????????????????????? ???????? ? 2?1?,??????? ?????? ? 2????????1???,??????????????????????? ??? ????????????????????????? 2?????1?,????? ??????????????????? ????????????????? 2??????????????????1???,?????????????? ??? ? 2?????1?????,???,?????????? ? ????? 2???1??,????????????????? ??? ? 2?????1?,?????????????????????? ???????????????????????? ???????? 2?1?????,??? ???????? ????? 2???????????????????????1?????,????? ? ???????? 2?1?,??????????????????????? ???????? ? ?????????:??

??

??:???????????,??????????,??????????????