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。os.tvboxnow.com! s5 {' @3 G. B# M+ @
假設C和B是同一顏色, 那D就會立刻知道自己的顏色，
2 X6 X& y% x7 x) C. {公仔箱論壇而不會過了一會才作答，C發現D不知道答案時就表示* M8 y5 C1 h+ f4 B! _% |( o
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 Y, f/ b- w' c3 |# f1 q" kThat means D is not sure the answer by seeing one white and one black.7 B* p6 T* t$ o) P( \8 g! s: \5 j
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
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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?