| # | 题名 | 标签 | 难度 |
|---|---|---|---|
| 850 | 矩形面积 II | [线段树] | Hard |
| 732 | 我的日程安排表 III | [线段树] [二叉搜索树] | Hard |
| 715 | Range 模块 | [线段树] [二叉搜索树] [数组] | Hard |
| 699 | 掉落的方块 | [线段树] [二叉搜索树] | Hard |
| 493 | 翻转对 | [树状数组] [线段树] [二叉搜索树] [分治算法] | Hard |
| 315 | 计算右侧小于当前元素的个数 | [树状数组] [线段树] [二叉搜索树] [分治算法] | Hard |
| 308 | Range Sum Query 2D - Mutable | [树状数组] [线段树] | Hard |
| 307 | 区域和检索 - 数组可修改 | [树状数组] [线段树] | Medium |
| 218 | 天际线问题 | [堆] [树状数组] [线段树] [分治算法] | Hard |