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• #跟帖# 回复:13!/(2!2!2!2!)-9! [脑筋急转] - LyingKing(60 bytes ) 2009-10-08 | |
• 一道中学的排列组合题 [脑筋急转] - LyingKing(145 bytes ) 2009-10-07 | |
• #跟帖# 回复:奥地利奥赛题:2005的倍数(2.5星) [脑筋急转] - LyingKing(380 bytes ) 2009-02-18 | |
• #跟帖# 江zm说:You are too simple, too naive [脑筋急转] - LyingKing(0 bytes ) 2009-01-29 | |
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