摘要: #include <bits/stdc++.h> using namespace std; #define ll long long const int N=1e5+10; int n; ll tree[N<<2],maxn[N<<2]; int Q; void build(int o,int l, 阅读全文
posted @ 2020-11-16 17:04 wqtnb_tql_qwq_%%% 阅读(98) 评论(0) 推荐(0) 编辑