tvb now,tvbnow,bttvb,tv series,tv drama,movie,bt,download- M u! [! N% _7 @5.39.217.77:88988 ^$ _$ w& j( }! d$ I& [4 O/ ^2 T4 D4 E$ x
210.6.90.151 H; Y- n+ `4 E" w$ ^, E
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. U; Q B8 B/ ctvb 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。- O1 P' h3 P, P3 c* h4 R
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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! & D/ p+ T. f8 L. {9 Y2 J7 b! v
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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