?? ??????????? ??????
????:1????????:????????????
2???????
3???????
4????????
5???????????
????,11??23????????27???????????????,?????????????,???,??????????6?10??
????????,????????,?????????????????,???????,11??????????24????????25????????,???????????,????????????,????,??,????????????,???,25??,??????,??????????25??
???????,11???25??27???????????????,?????????6??,????????????,????26?27????3?,27??????????????-5??(????)
???????:????????????????