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