摘要: 线段树+cf1478E 传送门 (先贴代码,细节以后补充QAQ) #include<iostream> #include<cstdio> #include<algorithm> #include<cstring> #define int long long using namespace std; 阅读全文
posted @ 2021-02-10 12:04 RuanCat 阅读(68) 评论(0) 推荐(0)