{"id":"some-solutions-are-standalone-functions","text":"Not all solutions use a `Solution` class — some expose a standalone function (e.g., `get_answer`, `largest_unique_number`) as the entry point, with no class wrapper.","truth_value":"IN","source":"entries/2026/06/06/left-and-right-sum-differences-solution.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"some-solutions-are-standalone-functions","truth_value":"IN","reason":"premise"}]}}