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。0 y+ e1 z8 q: M- r; b  G
假設C和B是同一顏色, 那D就會立刻知道自己的顏色，
+ a& ~, Q! _$ W- z' b' K. k' _3 Jtvb 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www2.tvboxnow.com& v; b; {! v; n
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.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。, j: m; z) |" Z& n& Z$ ^% \$ `
That means D is not sure the answer by seeing one white and one black.
4 b/ i1 R$ w/ i# d! `公仔箱論壇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 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。" \+ C" p' r. E. w1 Z/ z- J$ }

! V4 V3 J# I4 r! ^5 @6 Qtvb 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?