{"id":"kth-missing-formula-k-plus-left","text":"The final answer `k + left` works because `left` counts how many array elements appear before the kth missing number, each shifting the answer position up by one.","truth_value":"IN","source":"entries/2026/06/06/kth-missing-positive-number-solution.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"kth-missing-formula-k-plus-left","truth_value":"IN","reason":"premise"}]}}