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Questions about problems that can be solved by combining recursively obtained solutions of subproblems.

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Matching points on a plane with maximum total weight

I have a set of points $P = \{p_1, \dots, p_m \}, \; 0 \le m \le 10^4$ on a plane of two colors (red and green). Each point has integer x-coordinate (all x-coordinates are different), and non-negative …
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