map is:exact -package:lens -package:containers -package:base-compat-batteries -package:incipit-base -package:dlist -package:hedgehog -package:base -package:conduit -package:blaze-html -package:basement -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.