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    #跟帖#  The problem is that the known prime numbers is still finite, eve [腦筋急轉] - bbkbwdh(136 bytes ) 2010-05-13
    #跟帖#  回複:Erdos 稱金幣題:(3星) [腦筋急轉] - bbkbwdh(65 bytes ) 2009-11-29
    #跟帖#  回複:我現創的智力題。 引子用的是nihaoya (圖) [腦筋急轉] - bbkbwdh(6 bytes ) 2009-03-13
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