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How to detect "tree-able" set-families?
A set-family (a set of sets of elements) is called tree-able if the elements can be arranged on a directed tree such that each element appears in exactly one node, and each set in the family ...
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Disjoint Set Connected Components With Weighted Graph
I have been trying to solve this HackerRank problem (link).
The basic premise of this problem is that there is a tree with undirected, but weighted, edges. The cost of a path in this tree is taken ...
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