再谈莫比乌斯反演

February 20,2019 | Note | 2k,7 mins.
数论

2-SAT

February 16,2019 | Note | 417,2 mins.

第K短路 可并堆做法

February 14,2019 | Note | 711,3 mins.

WC2019游记

January 23,2019 | Recollections | 1.4k,5 mins.

[EZOJ3384] 配对

January 09,2019 | Solution | 656,2 mins.

[EZOJ3388] 排序

January 09,2019 | Solution | 643,2 mins.

多项式半家桶

January 01,2019 | Note | 2.2k,8 mins.
多项式

[EZOJ3343] 程序锁

December 28,2018 | Solution | 1.2k,4 mins.

插值

December 06,2018 | Note | 608,2 mins.
多项式

NOIP2018

November 11,2018 | Recollections | 1.1k,4 mins.
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