map is:exact -package:basement -package:monoidal-containers -package:case-insensitive -package:incipit-base -package:invertible -package:hedgehog -package:foldl -package:bytestring 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.