tvb now,tvbnow,bttvb,tv series,tv drama,movie,bt,download- M u! [! N% _7 @5.39.217.77:88986 L& m- L% D( S; K# s2 j# ^
210.6.90.151 H; Y- n+ `4 E" w$ ^, Etvb now,tvbnow,bttvb: j: p2 i& Z u P' V/ } M
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7 I3 l( J( D0 P0 E6 F7 o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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! Q F) P s8 r3 O& i8 S5 YCan 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!
& R! }' N- p. Z1 D/ P5.39.217.77:8898please 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! |