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。
  l# @5 E" k+ |: s  v1 d+ D3 `假設C和B是同一顏色, 那D就會立刻知道自己的顏色，
  e5 R4 s; m- f* X  o) X. O' otvb now,tvbnow,bttvb而不會過了一會才作答，C發現D不知道答案時就表示
. [3 w6 X) }5 R) F( `' l2 \8 N2 Z+ WC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.
: c3 E+ a; s/ j2 ?6 }TVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。That means D is not sure the answer by seeing one white and one black.www3.tvboxnow.com2 F$ K! q4 I; v! Z% h6 ?
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 tvb now,tvbnow,bttvb3 P( [  k3 ]7 S1 u
公仔箱論壇% A& r- U; q# L7 L# t/ \; U. \6 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?