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。公仔箱論壇6 v/ z# y6 d% b# k" W$ S; z
假設C和B是同一顏色, 那D就會立刻知道自己的顏色，
! o# l/ \6 O0 a- V' }; o5 ^# a5.39.217.77而不會過了一會才作答，C發現D不知道答案時就表示
  S: e  m: h& w5 J2 L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.公仔箱論壇& S6 s4 A* R# G. B0 y" T2 J; {% f& e
That means D is not sure the answer by seeing one white and one black.) |2 G. s5 l5 o' M/ b
C 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

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3 |* z' G3 @) u+ G1 g
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?