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I. Beautiful Array 2017- BUPT Collegiate Programming Contest - sync I. Beautiful Array 2017- BUPT Collegiate Programming Contest - sync 时间限制 1000 ms 内 阅读全文
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F. Gabriel's Pocket Money 2017- BUPT Collegiate Programming Contest - sync F. Gabriel's Pocket Money 2017- BUPT Collegiate Programming Contest - sync 阅读全文