[ARC080F]Prime Flip

August 14,2018 | Solution | 708,3 mins.
数论网络流

[AGC013D]Pilling Up

August 13,2018 | Solution | 350,1 mins.
DP/优化

[AGC010E]Rearranging

August 10,2018 | Solution | 528,2 mins.
拓扑

[ARC083E]Bichrome Tree

August 09,2018 | Solution | 413,2 mins.
DP/优化

[AGC005C]Tree Restoring

August 06,2018 | Solution | 340,1 mins.
树

[BZOJ3589] 动态树

August 05,2018 | Solution | 868,3 mins.
容斥

偏序(斯特林，组合数)

August 05,2018 | Note | 1.7k,6 mins.
集合偏序

斜率优化-征途

July 30,2018 | Solution | 794,3 mins.
DP/优化

反演&积性函数前缀和&狄利克雷卷积

July 30,2018 | Note | 610,2 mins.
数论

lucas-超能粒子炮-改

July 29,2018 | Solution | 538,2 mins.
组合数学
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