{"id":"pascals-triangle-ii-space-linear","text":"The solution uses O(row_index) space by mutating a single list in place rather than building all prior rows","truth_value":"IN","source":"entries/2026/06/06/pascals-triangle-ii-solution.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"pascals-triangle-ii-space-linear","truth_value":"IN","reason":"premise"}]}}