摘要: const int MAXN = 1000000 + 10; bool pr[MAXN]; vector ans; void init() { ans.clear(); for(int i = 0; i < MAXN; ++i) pr[i] = true; pr[0] = false; pr[1] = false; for(int i = ... 阅读全文
posted @ 2016-10-18 15:05 Somnuspoppy 阅读(161) 评论(0) 推荐(0)