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