2020年4月1日
Mayor's posters（线段树离散化）
摘要： The citizens of Bytetown, AB, could not stand that the candidates in the mayoral election campaign have been placing their electoral posters at all pl 阅读全文
posted @ 2020-04-01 16:45 Swelsh-corgi 阅读(190) 评论(0) 推荐(2) 编辑