摘要: Problem Statement Given are a permutation P=(P_1,P_2,\ldots,P_N)P=(P1​,P2​,…,PN​) of (1,2,\ldots,N)(1,2,…,N) and a positive integer KK. For each i=K,K 阅读全文
posted @ 2022-01-08 21:57 fishcanfly 阅读(453) 评论(0) 推荐(0)
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