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Codeforces Round #702 (Div. 3) G. Old Floppy Drive (二分)

TheBestQAQ 2021-02-18 20:11 阅读:31 评论:0 推荐:0

Codeforces Round #701 (Div. 2) D. Multiples and Power Differences（构造）

TheBestQAQ 2021-02-16 20:03 阅读:31 评论:0 推荐:0

Codeforces Round #682 (Div. 2) Engineer Artem(思维)

TheBestQAQ 2020-11-15 15:51 阅读:31 评论:0 推荐:0

Codeforces Round #687 (Div. 2, based on Technocup 2021 Elimination Round 2) D题 XOR-gun(思维)

TheBestQAQ 2020-11-30 09:29 阅读:30 评论:0 推荐:0

Codeforces Round #722 (Div. 1) C. Trees of Tranquillity(思维+dfs序)

TheBestQAQ 2021-07-28 21:03 阅读:29 评论:0 推荐:0