摘要: Educational Codeforces Round 132 (Rated for Div. 2)  A-D Educational Codeforces Round 132 (Rated for Div. 2) https://codeforces.com/contest/1709 这场ab很模拟(但我写的很慢),c居然比d难(策略性失误,悲) A. Three Doors 读题读了半天 题意 有三扇门, 阅读全文
posted @ 2022-07-22 09:51 Sakana~ 阅读(101) 评论(0) 推荐(1) 编辑