2017年9月16日
【URAL 1486】Equal Squares（二维哈希+二分）
摘要： Description During a discussion of problems at the Petrozavodsk Training Camp, Vova and Sasha argued about who of them could in 300 minutes find a pai 阅读全文
posted @ 2017-09-16 18:11 江南何采莲 阅读(370) 评论(0) 推荐(0)