?????? ??????????????????? ?? ??????? ???????? ??? ???????????? ???? ???? ????? ?????? ????????? ??????????? (??????) ?????? ?????????????????????? ??????????? ?????????? ??????- ???? ??: ??, ??, ??(??, ???????? ??), ??????, ??, ????????? ????? ???? ???? ?? ?? ???? ???? ??? ?????? ?????????????????????????????.?????? ?????? ???????????? ???? ??_???