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First Bad Version

Explore how to determine the first bad version in a sequence of software releases by applying a modified binary search. Understand the problem constraints and implement an efficient solution that minimizes API calls to isBadVersion. This lesson helps you practice an essential pattern for solving search problems in coding interviews.

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] ...