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Codeforces 873B-Balanced Substring

Bangbangbanana 2017-10-15 16:50 阅读:346 评论:0 推荐:0

Codeforces 830A. Office Keys (贪心二分 or DP)

Bangbangbanana 2017-09-05 21:38 阅读:335 评论:0 推荐:0

Codeforces 845D - Two TVs(贪心)

Bangbangbanana 2017-09-14 23:33 阅读:334 评论:0 推荐:0

HDU 6053 TrickGCD —— 2017 Multi-University Training 2

Bangbangbanana 2017-07-31 22:33 阅读:333 评论:0 推荐:0

Codeforces 846F - Random Query

Bangbangbanana 2017-09-16 00:04 阅读:298 评论:0 推荐:0