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AtCoder Beginner Contest 212 E - Safety Journey （DP)

_Kolibri 2021-09-08 19:39 阅读:120 评论:1 推荐:0

AtCoder Beginner Contest 188 E - Peddler (树)

_Kolibri 2021-01-17 15:45 阅读:120 评论:0 推荐:0

Codeforces Round #550 (Div. 3) F. Graph Without Long Directed Paths (二分图染色)

_Kolibri 2020-11-13 09:41 阅读:120 评论:0 推荐:0

Codeforces Round #653 (Div. 3) C. Move Brackets

_Kolibri 2020-06-29 13:10 阅读:120 评论:0 推荐:0

Codeforces Round #666 (Div. 2) C. Multiples of Length (构造,贪心)

_Kolibri 2020-09-12 20:52 阅读:118 评论:0 推荐:0