三个红色和两个黑色
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1 F7 l7 V2 G0 P9 L- B最后那个说我不知道我戴什么颜色帽子.
' _/ i' ~6 d% G2 f2 H+ T- 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.公仔箱論壇+ D+ c2 d E7 s* s/ A
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中间那个说我也不知道我戴什么颜色帽子.
* a; n- H7 ^8 R W7 V) b! R" `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.
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) p0 [# O z1 ^# Z6 Y4 Iwww.tvboxnow.com但是第一个说我知道我戴什么颜色帽子.tvb now,tvbnow,bttvb) K6 y. X$ k! _3 r' V# l
- #1 must be wearing RED |