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發表於 2013-2-10 10:53 PM
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C knows the answer by deducing D is not yelling out the answer.* z3 H5 d8 K# K
That means D is not sure the answer by seeing one white and one black.# H; J0 o" n! }) ?. J( w* u
C saw B is wearing the white, hence he is wearing the black |
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