摘要: Solved:3 02 Rikka with Cake (树状数组) #include <bits/stdc++.h> using namespace std; typedef long long ll; int n, m, K; int cntx, cnty, cntl, cntr, cntu, 阅读全文
posted @ 2019-08-19 20:59 lwqq3 阅读(195) 评论(2) 推荐(0)
摘要: ceb 阅读全文
posted @ 2019-08-19 20:55 lwqq3 阅读(88) 评论(0) 推荐(0)