jar

the first man to set the lamp is "off", the others will  say the lampis "off" , then every one  can sure the lamp is "off" , so  100 men have been to the gardon.

jar

I am right!   from 2009-1-6 , I got it!

jar

tvb now,tvbnow,bttvb,tv series,tv drama,movie,bt,download- M  u! [! N% _7 @) A# N7 n' o. X0 Q* C1 C9 F0 Z. D
210.6.90.151  H; Y- n+ `4 E" w$ ^, Etvb now,tvbnow,bttvb5 S* \: l# v2 [
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( J. S8 W) f9 Y2 D$ S  A5.39.217.77:8898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。
( {. O# _4 Q" D' V6 b3 H公仔箱論壇
/ ^0 G; W( W  u  Y4 X9 Ftvb now,tvbnow,bttvbCan 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!  tvb now,tvbnow,bttvb+ K- B% V! T* n4 @& E
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!

jar

You make a wrong answer! please give me your money! 公仔箱論壇* y8 ~! p) j4 O
   I want to up grade.  I give you my right answers.!