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。
3 V1 K6 x* |. y* b& I1 L! m假設C和B是同一顏色, 那D就會立刻知道自己的顏色，
# y3 v- l. O5 u0 B5.39.217.77而不會過了一會才作答，C發現D不知道答案時就表示公仔箱論壇; K! W5 p  q6 s
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.
1 `& Q. b( \& }7 etvb now,tvbnow,bttvbThat means D is not sure the answer by seeing one white and one black.% K8 [# k8 n# x% D/ n
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 ) |2 V5 }8 e+ O" I# i, U5 q

3 _% d; e' m) f% p9 y( V公仔箱論壇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?