三个红色和两个黑色 R( \' }9 P# I5 i2 G, I
tvb now,tvbnow,bttvb8 n- U& F! f6 Q2 [
最后那个说我不知道我戴什么颜色帽子.+ x, ^- [* f: J& F
- 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.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。5 t: j' `: b& x
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中间那个说我也不知道我戴什么颜色帽子.
( M" u2 s7 M! H1 N' t- 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.5.39.217.77& @# m/ J; v. m" x* e# j
* \/ l5 a$ X& g4 B但是第一个说我知道我戴什么颜色帽子.
* O7 a4 w1 W" j: V+ f4 \( P3 g$ o# Mtvb now,tvbnow,bttvb- #1 must be wearing RED |
發表於 2008-12-3 10:06 AM
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