{"id":"negation-marking-requires-1-to-n-range","text":"The in-place negation-marking technique only works when values are guaranteed in `[1, n]`, since each value `v` maps to index `v - 1`; values outside this range would cause out-of-bounds access.","truth_value":"IN","source":"entries/2026/06/06/find-all-numbers-disappeared-in-an-array-solution.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"negation-marking-requires-1-to-n-range","truth_value":"IN","reason":"premise"}]}}