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.5.39.217.76. s/ ?, Y+ e: ~8 N. f0 D1 b
- 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.
4 w" e. y. X6 W3 B( i3 h! P5.39.217.76- 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.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。! B r' I- G3 [/ m& R0 n% }
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但是第一个说我知道我戴什么颜色帽子.
3 Z0 S* Z6 y; O, }$ Q- #1 must be wearing RED |
發表於 2008-12-3 10:06 AM
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