三个红色和两个黑色
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, d3 K( G/ i/ N. [( ~' c1 F8 r最后那个说我不知道我戴什么颜色帽子.
9 J# }6 n) y: S/ X7 V% F2 h1 L- 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.
0 v1 z5 x& X b$ @7 n, b: R h7 Cos.tvboxnow.com- 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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' E/ l$ Q9 _' N" @) \& t' _! t' STVBNOW 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。但是第一个说我知道我戴什么颜色帽子.7 e" r) o5 t* h5 `
- #1 must be wearing RED |
發表於 2008-12-3 10:06 AM
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