KC9 ??????????? ?????????? ??????????????. ????????????? KC9, ??????? ????? "???????????" ??? ??? ????????. ????? ????? ????????????? ??????? KC9 ??????. ???????? ????????? ??????????? ????????? KC9 ?????? ?????????? ????????? ??????? ??????????? ?????? ???? ???????? ??? ?????? ????????? ?? ????????? ??? ????? ??? ?????????. Swift ???