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Kth Missing Positive Number

Explore how to identify the kth missing positive integer from a strictly increasing array using modified binary search. This lesson helps you understand the problem constraints and develop a clear approach to solve this common algorithmic challenge encountered in coding interviews.

Statement

Given a strictly increasing array arr of positive integers and a positive integer k, return the kthk^{th} positive integer that is missing from arr.

Constraints:

  • 11 \leq ...