Quick Overview

This question evaluates proficiency in graph algorithms and data structures, focusing on lowest common ancestor computation in rooted trees and its generalization to directed acyclic graphs, along with complexity analysis for preprocessing and handling many queries.

Find LCA in a tree and extend to a DAG

Company: Atlassian

Role: Machine Learning Engineer

Category: Coding & Algorithms

Difficulty: medium

Interview Round: Onsite

Overview: This question evaluates proficiency in graph algorithms and data structures, focusing on lowest common ancestor computation in rooted trees and its generalization to directed acyclic graphs, along with complexity analysis for preprocessing and handling many queries.

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