{"id":"relative-sort-assumes-arr2-subset-of-arr1","text":"`relativeSortArray` calls `count.pop(x)` without a default — if `arr2` contains a value absent from `arr1`, it raises `KeyError` with no fallback.","truth_value":"IN","source":"entries/2026/06/06/relative-sort-array-solution.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"relative-sort-assumes-arr2-subset-of-arr1","truth_value":"IN","reason":"premise"}]}}