摘要：
Free from square Problem Description There is a set including all positive integers that are not more then n. HazelFan wants to choose some integers f 阅读全文
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Fleet of the Eternal Throne Problem Description > The Eternal Fleet was built many centuries ago before the time of Valkorion by an unknown race on th 阅读全文
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Killer Names Problem Description > Galen Marek, codenamed Starkiller, was a male Human apprentice of the Sith Lord Darth Vader. A powerful Force-user 阅读全文