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2021年5月8日
2019 ICPC Asia Yinchuan Regional G. Pot!!（线段树/数论）
摘要： Little Q is very sleepy, and he really needs some coffee to make him awake. At this time, Little L brings a pot to Little Q, and he states the pot as 阅读全文
posted @ 2021-05-08 20:41 脂环 阅读(70) 评论(0) 推荐(0) 编辑