map is:exact -package:lens -package:containers -package:base-compat-batteries -package:incipit-base -package:conduit -package:hedgehog -package:Cabal-syntax -package:basement -package:imports -package:os-string -package:invertible 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.