tvb now,tvbnow,bttvb,tv series,tv drama,movie,bt,download- M u! [! N% _7 @: V3 b6 O, S9 R9 y3 D# C- h- W5 t1 D
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7 f" }: R2 m2 Z T% x! G0 ztvb now,tvbnow,bttvb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。! z0 v6 w+ ^( a! ` z5 I- B& E
- v$ W% R) N# I% N- mCan 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!
! ?# F: o; c( }6 Mplease 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
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from 2009-1-6 , I got it!
