2020年11月16日
AtCoder Beginner Contest 183 F-Confluence
摘要： AtCoder Beginner Contest 183 F-Confluence Problem Statement \(N\) students are about to go to school. Student \(i\) belongs to Class \(C_i\). After le 阅读全文
posted @ 2020-11-16 10:45 落水清心 阅读(181) 评论(0) 推荐(0) 编辑