{"id":"solution-class-style-inconsistent","text":"Some solutions use a `Solution` class (x-of-a-kind, XOR operation) while others use bare module-level functions (water bottles, alien dictionary, minimum training) — no consistent convention across the repo.","truth_value":"IN","source":"entries/2026/06/06/water-bottles-solution.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"solution-class-style-inconsistent","truth_value":"IN","reason":"premise"}]}}