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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.
9 b# W. Y8 K; U$ u1 ]* Y% @# BThat means D is not sure the answer by seeing one white and one black.- } S' o4 F8 S" n3 \
C saw B is wearing the white, hence he is wearing the black |
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