{"id":"common-digit-always-optimal","text":"When both digit arrays share a digit, the smallest shared digit is always the answer, because any single-digit value (1-9) is strictly less than any two-digit value (11-99).","truth_value":"IN","source":"entries/2026/06/06/form-smallest-number-from-two-digit-arrays-solution.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"common-digit-always-optimal","truth_value":"IN","reason":"premise"}]}}