https://www.ciyekua.cn/index.php/diary/167.html zh-CN 1.求next数组 ``` void get_next(int m) { ne[1]=0; for(int i=2,j=0;i Thu, 01 Jan 1970 08:00:00 +0800 Thu, 01 Jan 1970 08:00:00 +0800