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。
: X* U( c- M2 Y! ^% o3 }假設C和B是同一顏色, 那D就會立刻知道自己的顏色，1 O! n4 q/ ^" L4 v
而不會過了一會才作答，C發現D不知道答案時就表示5.39.217.764 c, g& l/ o6 g# t: q# d
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.
& G- n. z  t  t; H) h; ~% H( j, y( Ztvb now,tvbnow,bttvbThat means D is not sure the answer by seeing one white and one black.) n' m! E. p! C; z
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% X; U5 u  \' \) @9 Y

& ]" O' l+ J2 B& J0 R2 K# UC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?