map is:exact -package:lens -package:dlist -package:base-compat-batteries -package:containers -package:ghc -package:base-compat -package:incipit-base -package:integration -package:basement -package:monoidal-containers -package:aeson 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.