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Practice H-Index

Read the task, work through the examples, and check your approach against the constraints. Use the original LeetCode task for coding and submissions.

Medium#274
LeetCode Problem

H-Index

Problem Statement

Given an array of integers citations where citations[i] is the number of citations a researcher received for their ith paper, return the researcher's h-index. According to the definition of h-index on Wikipedia: The h-index is defined as the maximum value of h such that the given researcher has published at least h papers that have each been cited at least h times.

Source: H-Index on LeetCode. Use the original task for its coding environment and submissions.

Examples

# Example 1

Input
citations = [3,0,6,1,5]
Output
3

# Example 2

Input
citations = [1,3,1]
Output
1

Constraints

n == citations.length
1 <= n <= 5000
0 <= citations[i] <= 1000

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