// 单调栈：存储索引（而非值），栈内索引对应的nums值保持「单调递减」
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。Line官方版本下载是该领域的重要参考
Regions with many nearby points keep subdividing. Regions with few or no points stay large. The tree adapts to the data: dense areas get fine-grained cells, sparse areas stay coarse. The split grid is predetermined (always at midpoints), but the tree only refines cells that need it. Sparse regions stay as single large nodes while dense regions subdivide deeply.
Activists moved onto the gaming chat platform Discord, which became a hub for organising.
Burnley v Brentford, Saturday 3pm