摘要: 代码摘自oi-wiki void phi_table(int n, int* phi) { for (int i = 2; i <= n; i++) phi[i] = 0; phi[1] = 1; for (int i = 2; i <= n; i++) if (!phi[i]) for (int 阅读全文
posted @ 2020-08-31 07:57 nao-nao 阅读(110) 评论(0) 推荐(0) 编辑