摘要:
树状数组求逆序数的应用: JapanTime Limit:1000MSMemory Limit:65536KTotal Submissions:17874Accepted:4819DescriptionJapan plans to welcome the ACM ICPC World Finals and a lot of roads must be built for the venue. Japan is tall island with N cities on the... 阅读全文
posted @ 2013-09-20 15:11
keephungry
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