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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We are looking to select up to four volunteer directors to serve for two years each.
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Мир Российская Премьер-лига|19-й тур
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