?? (?????)?????????????????
????:1??????????????:?????????
2???app????
3??????????
4????????
5???????
12??????????????2???????,???????,?????????????????????,?1.2?????,?????,???,?????????????(????????????)? ? ????? 12??????????????????2?????,????????????????????????????,????(?????)? ? ??????? 12?????2?????,??????,???????????? ? ??????? 12??????2???????,??,????????? ? ? 12??????????2??,????????,??????? ?????????????? ? 12?????2?,??,???????? ????? ? 12?????2???????,????(???????)?????????????? ? ????? ??????:????