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Solution: First Bad Version

Explore the modified binary search approach to find the first bad version in a sequential list where versions after the bad one are also defective. Understand how to minimize calls to the IsBadVersion API and achieve optimal performance with logarithmic time complexity. This lesson equips you to implement an efficient solution by narrowing the search space iteratively until the initial faulty version is identified.

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] ...