三个红色和两个黑色
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1 Y7 \/ j1 T* p4 Z最后那个说我不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。. R7 e; W* f+ 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.tvb now,tvbnow,bttvb) c' d- d' S3 N, a# q. W$ W9 |2 N. u
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中间那个说我也不知道我戴什么颜色帽子.tvb now,tvbnow,bttvb0 [5 B& y; {- G" R1 e4 B
- 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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但是第一个说我知道我戴什么颜色帽子.5.39.217.76' B: O) R9 P" l. E# K
- #1 must be wearing RED |
發表於 2008-12-3 10:06 AM
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