摘要: 这个狗日的欧拉筛真是慢到服气= =... 放一个uoj上1E的分解跑0.6s的欧拉筛. cpp include include include include include define pi 6000000 define maxn 100000010 short low[maxn]; int p 阅读全文
posted @ 2016-04-25 22:47 zball 阅读(262) 评论(0) 推荐(0) 编辑