[ACM] hdu 2352 Stars (树状数组)
摘要:
StarsTime Limit: 1000MSMemory Limit: 65536KTotal Submissions: 30272Accepted: 13206DescriptionAstronomers often examine star maps where stars are represented by points on a plane and each star has Cartesian coordinates. Let the level of a star be an amount of the stars that are not higher and not to 阅读全文
posted @ 2014-04-19 20:53 恒邪 阅读(161) 评论(0) 推荐(0) 编辑