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Grokking the Coding Interview Patterns in C#

Find the Longest Substring Having Vowels in Even Counts

Explore how to identify the longest substring in a given string where all vowels appear in even counts. Understand the problem constraints and apply bitwise manipulation methods to efficiently solve this string processing challenge.

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Statement

Given the string s, return the length of the longest substringA substring is a consecutive sequence of characters within a string. in which each vowel—a, e, i, o, and u—appears an even number of times.

Constraints:

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