三个红色和两个黑色
+ ~% @ U" P* Q4 h9 u1 v: `$ K, vtvb now,tvbnow,bttvb0 p4 M8 X, ~" G9 p8 j$ |/ j0 `$ I
最后那个说我不知道我戴什么颜色帽子.
0 n8 A( S& q& {9 S1 B/ ?0 R5.39.217.77- 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* i. |" ?; _$ {% l3 M. Q
tvb now,tvbnow,bttvb, i+ {+ y1 i, {0 l9 E) W1 r
中间那个说我也不知道我戴什么颜色帽子.
% t' u4 ~# K% @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。- 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.
3 \3 ]) a! V5 J/ f- n0 I5.39.217.77
7 y1 Q( h, m+ y2 Jtvb now,tvbnow,bttvb但是第一个说我知道我戴什么颜色帽子.
. V" }. P: A$ I3 k K- #1 must be wearing RED |
發表於 2008-12-3 10:06 AM
| 
