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Ordered FractionsConsider the set of all reduced fractions between 0 and 1 inclusive with denominators less than or equal to N.Here is the set when N ... 阅读全文
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A - Balanced LineupCrawling in process... Crawling failed Time Limit:5000MS Memory Limit:65536KB 64bit IO Format:%I64d & %I64uSubmit Status Practice P... 阅读全文
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Submit Status Practice POJ 1251DescriptionThe Head Elder of the tropical island of Lagrishan has a problem. A burst of foreign aid money was spent on ... 阅读全文
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A Corrupt Mayor's Performance ArtTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 100000/100000 K (Java/Others) Total Submission(s): 1545Accepted S... 阅读全文
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Pretty PoemTime Limit: 2 Seconds Memory Limit: 65536 KBPoetry is a form of literature that uses aesthetic and rhythmic qualities of language. There... 阅读全文