摘要: T1 区间筛裸题 #include<bits/stdc++.h> using namespace std; typedef long long ll; const int N = 1e6+10; int pri[N]; ll num[N];//FOR [L, R] bool npri[N]; ll 阅读全文
posted @ 2022-08-10 19:45 CDsidi 阅读(26) 评论(0) 推荐(0) 编辑