????:1?????????????:????

2??????????

3????????????

4????????????

5?????????

?2??16?? (??????????? ?? ?????????????????)15??,????????????????????????180??,???????????10??,????????

?????11?????????,??????????????????,??,??,?????

??,???,?????????????????,??,??????????5???,???,????????????????????21???,?,???

?????????,??????????????,????(?????????) ?????????????:?????????????