tvb now,tvbnow,bttvb,tv series,tv drama,movie,bt,download- M u! [! N% _7 @5.39.217.76+ w8 l$ [ p5 C3 G% w
210.6.90.151 H; Y- n+ `4 E" w$ ^, E
% F$ ~, B' F/ E& u' y公仔箱論壇# U+ l+ M0 D1 m. S6 [5 }) M$ n; l2 x; Q' F' F! r1 \
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 B+ x3 E+ S9 S) }( u p0 T& G, A( D
. }% B; _( i1 ]8 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! tvb now,tvbnow,bttvb5 u' O3 j5 G) X: D& E& u
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! |