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【学习笔记】zkw 线段树
2022-07-07 10:59:00 【仰望星空的蚂蚁】
- 基于自底向上更新的循环线段树
- 空间复杂度 3n
用位运算可以简化代码 。
学习目的：了解自底向上线段树的更新方式，以及区间表示法 。
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