2023年7月23日
cf 题解
摘要： Mihai and Slavic were looking at a group of $n$ frogs, numbered from $1$ to $n$, all initially located at point $0$. Frog $i$ has a hop length of $a_i 阅读全文
posted @ 2023-07-23 14:49 qing9611 阅读(49) 评论(0) 推荐(0)