2017年8月28日
最近公共祖先（LCA）
摘要： 题目 "luogu3379" ST表求LCA include include include include include include define N 1000005 using namespace std; int n,m,root,f[N][25]; int num,a[N],b[N], 阅读全文
posted @ 2017-08-28 15:55 XYZinc 阅读(128) 评论(0) 推荐(0)
ST表
摘要： 题目 "luogu3865" 代码 include include include include include include define N 100005 using namespace std; int n,m; int f[N][20]; int main() { scanf("%d%d 阅读全文
posted @ 2017-08-28 14:36 XYZinc 阅读(176) 评论(0) 推荐(0)