wingdragon89

C.....

中國籍男子

C答中了。A和B一定答不到因看不到其他人。5.39.217.77+ ~# R' F, Q- @# E
假設C和B是同一顏色, 那D就會立刻知道自己的顏色，公仔箱論壇) x3 |% Q+ I6 {4 A3 R
而不會過了一會才作答，C發現D不知道答案時就表示
8 e  t( o" D: A/ v* [公仔箱論壇C和B是不同顏色，那麼C只要答和B相反的顏色就對了。

南極

WHY???

mavvvv

i want to know the answer

waha1ha1

C knows the answer by deducing D is not yelling out the answer.
% a  o/ |3 T  q, \  s5.39.217.77That means D is not sure the answer by seeing one white and one black.
# c0 G! x& I( R# W  Ttvb now,tvbnow,bttvbC saw B is wearing the white, hence he is wearing the black

abilam123

thank you

jonnyfang

see this before but forgot answer

sws2108

係點解呢？

wong32159

thank a lot

rockylok

dfdfd

KekHao

我觉得是D 呢。。。

formax

好難哦~~

bluekid2030

1# wasimasterQ 5.39.217.77) i$ z7 j; r) _! \2 P- b
tvb now,tvbnow,bttvb0 E3 a/ ^3 d: N7 f/ }6 P/ g( U
C同B都答到

roembro

C, because he saw B's hat is white and he knows D can see the color of B's and his hat. If B and his hat has the same color, D would speak out. But D kept silent, so C knows that his hat's color must be different.

morrislch

may i see the answer?