三个红色和两个黑色; o3 R5 e: N* A. f$ } f
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最后那个说我不知道我戴什么颜色帽子.
1 S1 X5 y' B" z0 G6 j9 n4 R# a6 ITVBNOW 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。- 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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/ F6 v- m5 O! W0 \; B% Ctvb now,tvbnow,bttvb中间那个说我也不知道我戴什么颜色帽子.
3 C) X0 z( e/ Q公仔箱論壇- 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* T9 R, }" l% g1 h/ B2 {' a
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但是第一个说我知道我戴什么颜色帽子.5.39.217.77- U* }& [: w3 P2 q4 A& r4 O: i
- #1 must be wearing RED |