QLU Regular Contest 003 题解2023-12-05 08:17:58题目链接 A. Youmu with bits calculation By 王锐 上一篇:Codeforces - Fakes and Shidget (二分答案) (Samara Farewell Contest 2020 prob. B) 题解下一篇:AtCoder Beginner Contest 189 Personal Editorial