2023年1月25日
摘要: Problem DescriptionThere are n lights in a circle numbered from 1 to n. The left of light 1 is light n, and the left of light k (1< k<= n) is the ligh 阅读全文
posted @ 2023-01-25 10:23 ruoye123456 阅读(40) 评论(0) 推荐(0)