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Light oj 1125 - Divisible Group Sums (dp)

Recoder 2016-10-15 17:01 阅读:334 评论:0 推荐:0

51Nod 1405 树的距离之和 (树dp)

Recoder 2016-09-21 19:39 阅读:334 评论:0 推荐:0

Educational Codeforces Round 10 E - Pursuit For Artifacts (强联通缩点 + 回溯)

Recoder 2016-03-26 17:26 阅读:334 评论:0 推荐:1

Gym 101064 D Black Hills golden jewels (二分)

Recoder 2016-09-09 20:32 阅读:333 评论:0 推荐:0

Codeforces Round #365 (Div. 2) D. Mishka and Interesting sum (离线树状数组+前缀xor)

Recoder 2016-08-05 15:00 阅读:325 评论:0 推荐:0