2020-10-05 Luogu P6293 [eJOI2017]经验(树形 DP)
2020-09-30 Luogu P3401 洛谷树(树链剖分)
2020-09-28 Luogu P3891 [GDOI2014]采集资源(DP)
2020-09-24 Luogu P3052 [USACO12MAR]Cows in a Skyscraper G(状态压缩,DP)
2020-09-23 Luogu P4329 [COCI2006-2007#1] Bond(状态压缩,DP)
2020-09-22 Luogu P4802 [CCO 2015]路短最(状态压缩,DP)
2020-09-22 Luogu P5025 [SNOI2017]炸弹(线段树优化建图,缩点)
2020-09-21 Luogu P3588 [POI2015]PUS(线段树优化建图,拓扑排序)
2020-09-17 CF 372C Watching Fireworks is Fun(DP,单调队列)
2020-09-10 Luogu P5838 P5838 [USACO19DEC]Milk Visits G(树链剖分,二分)
2020-09-07 CF 160D Edges in MST(Kruskal,树链剖分)
2020-09-05 CF 59E Shortest Path(最短路)
2020-08-13 Luogu P3047 [USACO12FEB]Nearby Cows G(换根 DP)
2020-08-13 Luogu P3478 [POI2008]STA-Station(换根 DP)
2020-08-13 Luogu P2634 [国家集训队]聪聪可可(树形 DP)
2020-08-13 Luogu P3758 [TJOI2017]可乐(邻接矩阵,矩阵乘法)
2020-08-13 Luogu P2812 校园网络【[USACO]Network of Schools加强版】(缩点)
2020-08-13 CF 837D Round Subset(数论,背包 DP)
2019-03-11 CodeVS 1391 伊吹萃香(分层图最短路)
2019-02-03 Luogu P5002 专心OI - 找祖先(图论)
2019-02-03 Luogu P4151 [WC2011]最大XOR和路径(线性基)
2019-02-03 CF 620E New Year Tree(状态压缩,线段树)
2019-01-30 Luogu P2624 [HNOI2008]明明的烦恼(Prufer 序列)
2019-01-27 Luogu P3672 小清新签到题(DP)
2019-01-21 CF 739B Alyona and a tree(倍增,差分)