摘要: $\texttt{Codeforces Round #815 (Div.2)}$ $\texttt{「CF1720A」 Burenka Plays with Fractions}$ Codeforces 链接 $\texttt{Solution}$ 每次可以对分子分母同时乘上 $k$,相当于对分数乘 阅读全文
posted @ 2022-08-19 22:07 little_pinkpig 阅读(74) 评论(1) 推荐(0)