Tourette's needs more understanding, says Bafta winner after racist slur
The tree starts as a single region covering the whole space. As points arrive, they get dropped into the region that contains them. When a region exceeds its capacity (the maximum number of points it can hold before splitting), the region divides into four children, and the existing points get redistributed.
，更多细节参见WPS下载最新地址
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等到政策变天、对手入局，才发现自己早已没了还手之力。