{"id":"unknown-chars-treated-as-present","text":"Characters outside `{'A', 'L', 'P'}` fall into the `else` branch and behave identically to `'P'` (resetting late counter, not incrementing absences)","truth_value":"IN","source":"entries/2026/06/06/student-attendance-record-i-solution.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"unknown-chars-treated-as-present","truth_value":"IN","reason":"premise"}]}}