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。
& |, A0 ?& L0 {- K8 D: U公仔箱論壇假設C和B是同一顏色, 那D就會立刻知道自己的顏色，
3 x, S* M; I( M# m5.39.217.76而不會過了一會才作答，C發現D不知道答案時就表示5.39.217.76+ W# g5 \5 ?8 m
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.6 A/ H, M% C+ V
That means D is not sure the answer by seeing one white and one black.tvb now,tvbnow,bttvb; O3 V: O+ n" ]# I9 A7 K& ^  f
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

1# wasimasterQ
- q: _, k$ s( E- ~) O! K公仔箱論壇) I& n  N: H. K8 w* f
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?