Hackerrank Problem.
I was trying to solve this problem which recently appeared in a hackerrank contest. The editorial mentions a solution based on geometric interpretation of the question.But since a lot of tree path questions can be done using centroid decomposition,does anyone know how to solve it using centroid decomposition?
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shubhamgoyal__ | 2017-08-08 17:22:07 | 565 | Initial revision (published) |
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