{"id":"reformat-variable-names-misleading-after-swap","text":"After the swap at line 21, `letters` may contain digit characters and `digits` may contain letter characters; the names reflect initial assignment, not post-swap content.","truth_value":"IN","source":"entries/2026/06/06/reformat-the-string-solution.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"reformat-variable-names-misleading-after-swap","truth_value":"IN","reason":"premise"}]}}