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210.6.90.151 H; Y- n+ `4 E" w$ ^, ETVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。- i4 b+ a# M( e' \
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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。5.39.217.779 D7 A( |7 F/ _, `; j: x! h
4 o: Q, }, [! D+ n0 W1 L公仔箱論壇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!
; s" c5 t% e( `/ ]: ~8 O' `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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