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Berland Army CodeForces - 883B (贪心,拓扑排序)

uid001 2019-05-03 18:55 阅读:229 评论:0 推荐:0

Inversions After Shuffle CodeForces - 749E (概率,期望)

uid001 2019-05-03 10:10 阅读:285 评论:0 推荐:0

Leaving Auction CodeForces - 749D (set,贪心,模拟)

uid001 2019-05-03 09:53 阅读:147 评论:0 推荐:0

Automatic Door CodeForces - 883A

uid001 2019-05-02 20:45 阅读:191 评论:0 推荐:0

Balloon Robot ZOJ - 3981

uid001 2019-05-02 18:32 阅读:160 评论:0 推荐:0