2018年4月16日
Master of Subgraph
摘要： Problem E. Master of SubgraphYou are given a tree with n nodes. The weight of the i-th node is wi. Given a positive integer m, now you need to judge t 阅读全文
posted @ 2018-04-16 17:12 mxzf0213 阅读(476) 评论(0) 推荐(0)
2017ccpc 杭州Master of Sequence
摘要： Problem K. Master of SequenceTherearetwosequencesa1,a2,··· ,an, b1,b2,··· ,bn. LetS(t) =∑n i=1⌊t−bi ai ⌋. Therearemoperationswithin three kinds as fol 阅读全文
posted @ 2018-04-16 00:06 mxzf0213 阅读(485) 评论(0) 推荐(0)