tvb now,tvbnow,bttvb,tv series,tv drama,movie,bt,download- M u! [! N% _7 @tvb now,tvbnow,bttvb9 u% L' m! z5 t9 z. i
210.6.90.151 H; Y- n+ `4 E" w$ ^, E
, @9 w7 a! O+ u( w3 v3 X# U+ l+ M0 D1 m. S6 [5 }) M
2 A/ W2 | v- O; a8 \答案：选一个囚犯出来负责关灯，其余的负责开灯，而且每人只能开一次，当这个囚犯关够99次的时候，就知道所有的囚犯都来过院子了。" n) z5 E" t! q
tvb now,tvbnow,bttvb/ U' `4 i9 ^( u* v* F2 e
Can you make sure that is only 2 or 4 or 6......... to open the lamp? otherwise, the others do not know what station of the lamp! 0 j9 F+ ^% \ a0 v$ o/ G
please see: jar 2009-01-07 my option: all can see and say the lamp is "on" that can sure everyboby have been to the gardon! |
發表於 2009-1-10 12:57 PM
| 
from 2009-1-6 , I got it!
