Word Search in a Letter Grid

Company: Anthropic

Role: Software Engineer

Category: Coding & Algorithms

Difficulty: medium

Interview Round: Onsite

Quick Answer: This question evaluates a candidate's ability to search for multiple target words within a grid of letters using depth-first traversal and backtracking. It commonly tests trie construction to efficiently prune search paths when many words must be matched simultaneously, assessing practical algorithm design under scale constraints in coding interviews.