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。公仔箱論壇! B5 D. B; h. ]8 O
假設C和B是同一顏色, 那D就會立刻知道自己的顏色，5.39.217.77:8898- H: S/ `: O: E0 w
而不會過了一會才作答，C發現D不知道答案時就表示
% \  J! l/ f# k1 u5 GC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.* D) ?# W% k8 a1 a# r
That means D is not sure the answer by seeing one white and one black.5.39.217.77:88986 S8 r4 r$ |1 C8 L9 }/ V' `. Y
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   O5 \* I7 N  J. K0 C0 ^0 D8 |

& e: }% o" h7 c0 X7 G$ `8 J* d公仔箱論壇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?