三个红色和两个黑色公仔箱論壇2 Z! E* {' r2 ?
$ @1 x9 b+ H6 l s! m; n% A0 m最后那个说我不知道我戴什么颜色帽子.
/ Q f0 J6 g g* @; d( K5 p6 S) w/ G- the front #1 , #2 must not be black/black. Otherwise, #3 will know he is red. #1/#2 must be red/red or red/black or black/red.TVBNOW 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。1 `$ h0 ^' I4 V6 c7 ], c
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中间那个说我也不知道我戴什么颜色帽子.
9 }9 |. G% y0 O- ]# b3 ^; D/ X2 C9 n- for #2, if he see #1 wearing black, he can be sure he is red. since #2 cannot be sure, then #1 must NOT be wearing black.9 ~( S' }' ~2 N+ c
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但是第一个说我知道我戴什么颜色帽子.5.39.217.77:8898: Q2 \& u* _7 g2 v ?
- #1 must be wearing RED |
發表於 2008-12-3 10:06 AM
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