??????? ????????? ???? U31? ??????? ?????????????? ?????? ????????? ?????? ??? ????????? ??? PIN ???? ??????? ???????? ?????? ???????? ??? ????????????? ???? ???? “Submit” ???????????? U31 / ????? ??? ????? ???????? U31, ????? ???? ????? ??? ???????? ??????. {??????????/ ????? ??? ?????????, ???