?? ???????????????:??????????
????:1??????????:????
2??????
3???????
4???????????
5???????
?????1??31???????????? 1????????????31??????,????????,?,?,??????????????????????,??
????????????1??29?????????????,????????????????????,????????,???????????????
??????,????????????????????????????????,??
?,?????????????,???????????????????????,????????,???2???
??????????????????????,???,?,???????????????(??????) ????????:??????????