{"id":"di-string-match-loop-postcondition","text":"After the for-loop in DI String Match, `low == high` holds unconditionally (the loop consumes n values from a pool of n+1), so the final append always places exactly the one remaining unused value.","truth_value":"IN","source":"entries/2026/06/06/di-string-match-solution.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"di-string-match-loop-postcondition","truth_value":"IN","reason":"premise"}]}}