map is:exact -package:vector -package:case-insensitive -package:charset -package:basement -package:invertible -package:imports -package:conduit -package:hedgehog -package:foldl -package:ghc package:psqueues

O(n) Modify every value in the queue.
O(n) Modify every value in the queue.
O(n) Modify every value in the queue.