三个红色和两个黑色
1 [! ~0 O3 K3 }3 itvb now,tvbnow,bttvb( } x4 _( i, f
最后那个说我不知道我戴什么颜色帽子.5.39.217.76; q3 E1 a. S. W7 R, M8 J9 d- Y' R
- 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.
7 L: b2 U0 {: q) q+ d# DTVBNOW 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。4 D* @8 r0 v k
中间那个说我也不知道我戴什么颜色帽子.
! B1 p4 @' S2 x' }1 Q$ g" ~- 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.
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) l* F% x$ r. ]" k* g/ C; O! `9 mtvb now,tvbnow,bttvb但是第一个说我知道我戴什么颜色帽子.5.39.217.76; U: l p0 C- D9 y
- #1 must be wearing RED |
發表於 2008-12-3 10:06 AM
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