Zirnc's Blog
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题解(5)

Oct 06

CF-342E Xenia and Tree - 根号分治

Aug 26

CF-1385E Directing Edges

Aug 14

Luogu-P3521 「POI2011」ROT-Tree Rotations

Aug 12

Luogu-P1776 宝物筛选

Aug 12

Luogu-P2254 「NOI2005」瑰丽华尔兹

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