?????? ???? ???????????? ?????? ????????????.??????? ???? ??? ???????????? ???????? ??????????. ??????? ???? ??????????.- ???? ??: ??, ??, ??(??, ???????? ??), ??????, ??, ????????? ????? ???? ???? ?? ?? ???? ???? ??? ?????? ?????????????????????????????.????????, ???????? ?? '?????? ?? ???? ??? ?????? ?? ?? ????.I really come across this rule rea