@[喵の耳](/space/show?uid=141993) $O(n \log n)$过$10^7$？难道问题不应该是为啥只有第一个点$T$了吗？（大雾
by ViXbob @ 2019-05-21 22:28:37
你这线性筛是假的吧!!!
http://www.cnblogs.com/Paul-Guderian/p/7723031.html
by command_block @ 2019-05-21 22:45:00