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Re:可恶,谁说不超int64的-_-

Posted by 10074187 at 2009-08-07 16:14:28 on Problem 1091
In Reply To:可恶,谁说不超int64的-_- Posted by:Arios at 2009-07-20 11:21:09
推出来的公式跟欧拉phi函数好像啊
莫非是欧拉函数的推广???

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