三个红色和两个黑色公仔箱論壇( h; W% M% b5 s+ [; ]$ }
+ S8 e [4 d- w8 G
最后那个说我不知道我戴什么颜色帽子.5.39.217.77:8898) _0 G, M. a7 c, w) N s
- 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. P6 D. `$ k+ ~+ ]" `5 G+ u
( Y- f" ~ ?! h& F* L/ c y8 x5.39.217.77:8898中间那个说我也不知道我戴什么颜色帽子.tvb now,tvbnow,bttvb) ?$ Z( D- Y; P) Q- V" V$ l
- 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.
- q8 y! K9 N2 a$ C# Xtvb now,tvbnow,bttvb
/ \. K4 S8 f, u公仔箱論壇但是第一个说我知道我戴什么颜色帽子.9 |" K/ d( l4 u, p% d
- #1 must be wearing RED |
發表於 2008-12-3 10:06 AM
| 
