Count connected components in a binary grid

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This is a medium difficulty Coding & Algorithms question, commonly asked during Onsite rounds at Crowdstrike.

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This question is commonly asked for Software Engineer candidates at Crowdstrike during technical interviews.

Question

Count connected components in a binary grid

PracHub · Accepted Answer

This question evaluates understanding of graph traversal and connected-components detection on a 2D grid, measuring the ability to model grid cells as nodes with four-directional adjacency and reason about connectivity.

Quick Overview

Count connected components in a binary grid