???????? ???????: ?????????? ???????? ??????? ??? ???????????? ???? ?????????? ??? ????????? ??? ?? ????? ?????????? ??????????? ??? ?? ?????????? ?? ??????? ???????????? ??? ???????.? ???????? ?????? ????? ?????????? ?? ??????????? ??? ???????? (??????, ??????) ???????????? ??? ??????? ??????????.???????? ?? ???????? ??? ???????? ??? ??????????? ?