三个红色和两个黑色, I/ V8 Y' s6 R, Z1 W6 B u
" x7 c7 F- }" \; X* {tvb now,tvbnow,bttvb最后那个说我不知道我戴什么颜色帽子.
" ^' F `+ X: E2 `tvb now,tvbnow,bttvb- 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.! Q/ h, Z1 d- Q( D3 @/ h: a
7 f4 X" d9 ~; w2 A vos.tvboxnow.com中间那个说我也不知道我戴什么颜色帽子.
& Q8 P2 d! f% Jtvb now,tvbnow,bttvb- 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.
9 F0 X! F" x) ]. b) {" n" B5 stvb now,tvbnow,bttvb
# r. ?1 G9 ]6 K; D: t# Mos.tvboxnow.com但是第一个说我知道我戴什么颜色帽子.
, U$ I# t9 I) x, I+ H/ h公仔箱論壇- #1 must be wearing RED |
發表於 2008-12-3 10:06 AM
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