{"id":"palindrome-case-sensitive","text":"`longestPalindrome` treats uppercase and lowercase as distinct characters — `'A'` and `'a'` do not form pairs — matching the LeetCode problem spec.","truth_value":"IN","source":"entries/2026/06/06/longest-palindrome-solution.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"palindrome-case-sensitive","truth_value":"IN","reason":"premise"}]}}