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The secret codeInput file: stdinOutput file: stTime limit: 1 secMemory limit: 256 MbAfter returning from the trip, Alex was unpleasantly surprised: hi... 阅读全文
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Esspe-PeaseeEsspe-Peasee is an ancient game played by children throughout the land of Acmania. The rules are simple:A player simply quibs the yorba at... 阅读全文
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Cuckoo HashingDescriptionOne of the most fundamental data structure problems is the dictionary problem: given a set D of words you want to be able to ... 阅读全文