jyf111's blog
2020
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P5236 【模板】静态仙人掌
(7 mins to read)
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P5495 Dirichlet 前缀和
(1 min to read)
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圆方树
(2 mins to read)
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P4169 [Violet]天使玩偶/SJY摆棋子 kdtree
(8 mins to read)
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p4211 LCA 离线+树剖
(8 mins to read)
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P6514 [QkOI#R1] Quark and Strings
(7 mins to read)
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p4148 简单题 kdtree
(9 mins to read)
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Codeforces1349
(1 min to read)
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p5107 矩阵快速幂+倍增+卡常
(6 mins to read)
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四维偏序 cdq套cdq
(16 mins to read)