三个红色和两个黑色公仔箱論壇4 _- l0 J9 Y" d7 u8 J t) i. e: g
9 G! w$ {- W5 M8 Utvb now,tvbnow,bttvb最后那个说我不知道我戴什么颜色帽子.tvb now,tvbnow,bttvb) k: p5 t$ U) W, T6 m
- 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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/ F- a4 D9 r& x- P+ V公仔箱論壇中间那个说我也不知道我戴什么颜色帽子.tvb now,tvbnow,bttvb2 ^. a/ {( m* M5 K( h. S5 ~
- 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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! S7 i) v- ]5 Y$ Gtvb now,tvbnow,bttvb但是第一个说我知道我戴什么颜色帽子.* o2 `1 W: U% E' E4 I% I; p
- #1 must be wearing RED |
發表於 2008-12-3 10:06 AM
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