Percentile 99.9: 1272.867 ms | 1668.685 ms
The spatial view (the grid of rectangles) and the tree view (the hierarchy of nodes) represent the same structure. Searching for a point means walking down the tree: at each node, you check which of the four children contains your target coordinate and recurse into that child. You never visit the other three.
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Design principles，更多细节参见爱思助手下载最新版本
凱恩說，美國在伊朗的軍事目標「將非常難以達成，有些部分將是艱苦且殘酷的工作」。他也警告，隨著戰爭持續，美軍可能將遭受更多傷亡。