map is:exact -package:containers -package:blaze-html -package:aeson -package:base-compat-batteries -package:integration -package:imports -package:dlist -package:conduit -package:monoidal-containers -package:charset -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.