摘要: //https://www.luogu.com.cn/problem/P2249 include using namespace std; int n,m,q,a[1000005]; int find(int x) { int l=1,r=n; while (l<r) { int mid=l+(r- 阅读全文
posted @ 2024-11-14 22:13 BiankaShenhen 阅读(20) 评论(0) 推荐(1)