Amazing Experiment

CodeChefRating 2540Open on judge ↗

Dr.Zero lives in Treeland. Tree land consists of a tree with N nodes connected by N-1 weighted undirected edges. The nodes of the tree are numbered from 1 to N. The tree is rooted at node 1. Dr. Zero wanted to create a super amazing experiment. Before starting the experiment, he has laid out few important definitions needed. - A subtree rooted at node x is defined recursively. It contains node x

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solution.cppC++17

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