二维线段树 - Problem Set

ID	Problem Show tags Hide tags	AC / Tried	Difficulty
6134	luogu#P2086 [NOI2012] 魔幻棋盘 2012 线段树 NOI 系列二维线段树最大公约数 gcd	2 / 13	9
7466	luogu#P3437 [POI 2006] TET-Tetris 3D 二维线段树线段树 POI 2006	1 / 9	7
7716	luogu#P3688 [ZJOI2017] 树状数组 2017 线段树各省省选树状数组浙江 O2优化二维线段树	0 / 2	8
8485	luogu#P4458 [BJOI2018] 链上二次求和 2018 线段树各省省选北京 O2优化枚举暴力二维线段树前缀和差分	3 / 5	8

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