{"id":"solution-class-wraps-single-method","text":"Every solution file exposes a `Solution` class with exactly one public method matching the LeetCode interface; no standalone functions at module level.","truth_value":"IN","source":"entries/2026/06/06/check-if-the-sentence-is-pangram-solution.md, entries/2026/06/06/check-if-two-string-arrays-are-equivalent-solution.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"solution-class-wraps-single-method","truth_value":"IN","reason":"premise"}]}}