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。
! t3 W  @- B3 I5 F! @  m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* l! j& B3 d1 y6 o2 f+ ]/ P* B' {
而不會過了一會才作答，C發現D不知道答案時就表示2 i. w% P* L" ?$ ~' N1 c
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.
2 O( T5 O* H' B  I2 g: U0 N/ NThat means D is not sure the answer by seeing one white and one black.5.39.217.776 Q6 o" \; Y1 k* o
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
$ F0 L& m( |3 B5 z8 {2 ntvb now,tvbnow,bttvb
3 L& Y! m0 e& Btvb now,tvbnow,bttvbC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?