?????q?????????????,q?????????????????????

3.20????????

2.?????????????????????????

3??21??6????4??3??6???????????????????!

????????????????????????3??????e???????г????????????С????????????????

???????????10??????e???????г????????????????????????????????????Ρ?

??????????????????1-2??3-4??5-6??7-8???з??顣????????????????????????????????????????

??????????????e???????ID????????????5??????????г??????????????μ????????

?????????????*15??????????*20??????????*2????С????*10??

?????????????*10??????????*12??????????*1????С????*8??

??????????????*5??????????*10????????*20????С????*6??

??????????????*4??????????*6????????*10????С????*4??

??????????????*2??????????*3????????*5????С????*2??

?????????

????????????????????6??????????6??????????????????????????6?????￡???????????

???????????????а???????????????????

????????????????????????????????????????????ID?????????????y??????????????

??????????????????????????????????????????а???????????????????????

???????????????????