当前标签：atcoder

AtCoder Regular Contest 120 C - Swaps 2(树状数组)

Bcoi 2021-07-09 18:55 阅读:77 评论:0 推荐:0

AtCoder Regular Contest 121 D - 1 or 2

Bcoi 2021-06-05 17:21 阅读:77 评论:0 推荐:0

AtCoder Regular Contest 119 C - ARC Wrecker 2（同余定理+思维）

Bcoi 2021-05-27 13:39 阅读:168 评论:0 推荐:0