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Edward has a permutation {a1, a2, … an}. He finds that if he connects each pair (ai, aj) such that i < j and ai > aj, he will get a graph. For example 阅读全文
posted @ 2017-07-22 11:16
meekyan
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摘要:
有用的表格 详细 http://blog.miskcoo.com/2014/07/fft-prime-table 阅读全文
posted @ 2017-07-22 09:59
meekyan
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