Search⌘ K
AI Features

Solution: First Bad Version

Understand how to use a modified binary search to efficiently locate the first bad version in a sequence. This lesson guides you through implementing the approach, evaluating time and space complexity, and contrasts it with naive linear search methods.

Statement

You are managing a product development team, and the latest release has failed quality checks. Because each version is built on top of the previous one, once a version is bad, every version after it is also bad.

You are given an array of n versions [1,2,,n][1, 2, …, n] ...