tvb now,tvbnow,bttvb,tv series,tv drama,movie,bt,download- M u! [! N% _7 @tvb now,tvbnow,bttvb8 V1 `, }# B* e7 m3 |
210.6.90.151 H; Y- n+ `4 E" w$ ^, E公仔箱論壇+ b5 n0 d# F, U8 i
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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。公仔箱論壇1 T( M6 p/ T4 `/ k5 ]3 W
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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!
+ |1 x) |5 u6 s7 yplease 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! |