三个红色和两个黑色
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最后那个说我不知道我戴什么颜色帽子.
3 ]! x( F0 C, g2 `, e% d$ e5.39.217.77- 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.
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中间那个说我也不知道我戴什么颜色帽子.
! ~6 m& ~, z+ Q, xtvb now,tvbnow,bttvb- 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.. b, H* U( h* A6 v8 k- h
: O2 h' k9 d" ?( I+ q0 O7 L" k但是第一个说我知道我戴什么颜色帽子.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。" e" h* e$ w. a# t# J6 K' M, p
- #1 must be wearing RED |
發表於 2008-12-3 10:06 AM
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