tvb now,tvbnow,bttvb,tv series,tv drama,movie,bt,download- M u! [! N% _7 @3 ? }- F+ @# m6 R/ _1 ?2 |% \
210.6.90.151 H; Y- n+ `4 E" w$ ^, E
9 S \6 S/ R. u7 m& O5 X2 k' x公仔箱論壇# U+ l+ M0 D1 m. S6 [5 }) M公仔箱論壇 W+ y. g$ j' m
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。
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) Z) }; b2 G' i/ ?" H1 c( O5.39.217.77:8898Can 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! 公仔箱論壇! C- V' F+ M% |7 u' K
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
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from 2009-1-6 , I got it!
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