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Grokking the Coding Interview Patterns

Solution: H-Index

Learn how to compute the h-index of a researcher efficiently by applying a counting sort-based method instead of full sorting. This lesson helps you understand using frequency arrays to count citation occurrences and applying a reverse accumulation strategy to find the maximum h-index, improving solution performance and clarity.

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Statement

You are given an array of integers citations, where each element citations[i] represents the number of citations received for the ithi^{th} publication of a researcher.

Your task is to find the researcher’s h-index and return the value of h ...