hzoi-CSP-13

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LOJ 2587 「APIO2018」铁人两项

据说是圆方树模板题,但我卡了好久(

BZOJ 3331 [BeiJing2013] 压力

圆方树真好用.jpg

LOJ 2255 [SNOI 2017] 炸弹

简化了的线段树优化建图

hzoi-CSP-4

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Luogu P2860 [USACO06JAN]冗余路径Redundant Paths

Tarjan水题

Luogu P2783 有机化学之神偶尔会做作弊

郭老师强力推荐

Luogu P3225 [HNOI2012]矿场搭建

调了好久QAQ

Luogu P1262 间谍网络

ning干

Luogu P2272 [ZJOI2007]最大半连通子图

Tarjan总是和DAGDP紧密结合呢

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