Quick Overview

Apply many inclusive rectangular increments to a square grid and return the final coverage count for every cell. The exercise emphasizes upper-bound efficiency, duplicate updates, empty input, edge coordinates, non-mutating behavior, and a clear complexity analysis.

Count Rectangle Coverage on a Grid

Company: Google

Role: Software Engineer

Category: Coding & Algorithms

Difficulty: easy

Interview Round: Onsite

Overview: Apply many inclusive rectangular increments to a square grid and return the final coverage count for every cell. The exercise emphasizes upper-bound efficiency, duplicate updates, empty input, edge coordinates, non-mutating behavior, and a clear complexity analysis.

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