摘要: #include using namespace std; const int mx = 1e5+5; typedef long long ll; bool vis[mx]; int sum[mx], prim[mx], mu[mx], cnt = 0; void get_mu(){ mu[1] = 1; for(int i = 2; i< mx; i++){ ... 阅读全文
posted @ 2019-07-16 19:56 奔跑的蜗new 阅读(129) 评论(0) 推荐(0)