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