Practice Sum of Distances in Tree
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Sum of Distances in Tree
There is an undirected connected tree with n nodes labeled from 0 to n - 1 and n - 1 edges. You are given the integer n and the array edges where edges[i] = [ai, bi] indicates that there is an edge between nodes ai and bi in the tree. Return an array answer of length n where answer[i] is the sum of the distances between the ith node in the tree and all other nodes.
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Understanding the Sum of Distances in Tree Problem
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Problem Statement
There is an undirected connected tree with n nodes labeled from 0 to n - 1 and n - 1 edges. You are given the integer n and the array edges where edges[i] = [ai, bi] indicates that there is an edge between nodes ai and bi in the tree. Return an array answer of length n where answer[i] is the sum of the distances between the ith node in the tree and all other nodes.
Source: Sum of Distances in Tree on LeetCode. Use the original task for its coding environment and submissions.
Sum of Distances in Tree
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Examples
# Example 1
n = 6, edges = [[0,1],[0,2],[2,3],[2,4],[2,5]]
[8,12,6,10,10,10]
# Example 2
n = 1, edges = []
[0]
# Example 3
n = 2, edges = [[1,0]]
[1,1]
Constraints
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