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谁说a,d互质,a和d就要是质数?

Posted by new_begin at 2009-11-26 23:32:16 on Problem 3006
In Reply To:不是说a d互质 那么a d 都是质数的吧 怎么他给的数d不是质数 Posted by:4053040 at 2009-11-26 22:46:09


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