{"id":"height-checker-no-sorted-array-materialized","text":"The sorted order is never stored as a list; comparison happens inline by walking the frequency array with a monotonically advancing cursor `j`, fusing the sort and compare steps.","truth_value":"IN","source":"entries/2026/06/06/height-checker-solution.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"height-checker-no-sorted-array-materialized","truth_value":"IN","reason":"premise"}]}}