摘要: 后缀平衡树+线段树。$O(1)$比较大小的标号法真是强大。#include#include#define N 300010#define M 500010using namespace std;typedef unsigned long long ll;const ll inf=1ULL='0')&... 阅读全文
posted @ 2014-09-08 16:31 Claris 阅读(501) 评论(3) 推荐(0) 编辑