{"id":"palindrome-perm-at-most-one-odd","text":"`canPermutePalindrome` returns `True` iff at most one character in `s` has an odd frequency count","truth_value":"IN","source":"entries/2026/06/06/palindrome-permutation-solution.md","source_url":"","source_hash":"","justifications":[],"dependents":["palindrome-construction-reduces-to-frequency-parity"],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"palindrome-perm-at-most-one-odd","truth_value":"IN","reason":"premise"}]}}