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Longest Palindrome

PythonHardloopsstrings

Instructions

Given a string s, return the length of the longest palindrome that can be built with those letters.

Examples

longest_palindrome("a") ➞ 1

longest_palindrome("bb") ➞ 2

longest_palindrome("abccccdd") ➞ 7

longest_palindrome("") ➞ 0

Notes

N/A

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Walks through the solution with reasoning and edge cases.