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C.....
C答中了。A和B一定答不到因看不到其他人。
3 j+ q, _$ N; t5.39.217.76假設C和B是同一顏色, 那D就會立刻知道自己的顏色,
4 N  Z2 K& R& j$ ]9 l& u' p而不會過了一會才作答,C發現D不知道答案時就表示
+ X; r& i9 k, |& h" Ltvb now,tvbnow,bttvbC和B是不同顏色,那麼C只要答和B相反的顏色就對了。
WHY???
i want to know the answer
C knows the answer by deducing D is not yelling out the answer.- o* A' U4 k% h* i$ J. d
That means D is not sure the answer by seeing one white and one black.2 Q+ `  I" H3 t, _( K
C saw B is wearing the white, hence he is wearing the black
thank you
see this before but forgot answer
係點解呢?
thank a lot
dfdfd
我觉得是D 呢。。。
好難哦~~
1# wasimasterQ tvb now,tvbnow,bttvb* \8 i+ M) f. V% `& D
9 |3 `7 x' U, }2 D
C同B都答到
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.
may i see the answer?
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