{"id":"date-problems-mixed-stdlib-manual","text":"Date problems in the repo use inconsistent strategies: `day-of-the-week` delegates to `datetime.date.weekday()`, while `day-of-the-year` performs all calendar math manually with a lookup table and no `datetime` import.","truth_value":"IN","source":"entries/2026/06/06/day-of-the-week-solution.md, entries/2026/06/06/day-of-the-year-solution.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"date-problems-mixed-stdlib-manual","truth_value":"IN","reason":"premise"}]}}