摘要: ``` include using namespace std; define pb push_back typedef long long ll; const int maxn=2e5+5; bool Is_Primes[10005]; int Primes[10005]; int cnt; vo 阅读全文
posted @ 2019-08-02 15:45 tttttttttrx 阅读(155) 评论(0) 推荐(0) 编辑