摘要: 题解 代码 cpp include using namespace std; typedef long long ll; const ll mod = 1LL N) break; check[i prime[j]] = 1; if(i % prime[j] == 0) { pow_cnt[i pri 阅读全文
posted @ 2018-08-23 18:07 Ogiso_Setsuna 阅读(492) 评论(0) 推荐(0) 编辑