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Closest Node to Path in Tree

Explore how to identify the closest node on a path between two nodes in a tree using breadth-first search techniques. Learn to handle queries that require finding nodes with minimal distances along paths and understand how to return the smallest indexed node when distances tie.

Statement

You are given a positive integer, n, representing the number of nodes in a tree, numbered from 00 to n1n-1. You are also given a 2D integer array edges of length n1n-1, where edges[i] =[ui,vi]= [u_i, v_i] indicates that there is a bidirectional edge connecting nodes uiu_i and viv_i ...