摘要: 「ARC 111A」Simple Math 2 Link. \(\lfloor \frac{10^N - kM^2}{M} \rfloor \equiv \lfloor \frac{10^N}{M} - kM \rfloor \equiv \lfloor \frac{10^N}{M} \rfloor 阅读全文
posted @ 2021-01-15 13:55 cirnovsky 阅读(87) 评论(0) 推荐(0) 编辑