map is:exact -package:basement -package:monoidal-containers -package:ghc -package:pipes -package:base-compat-batteries -package:bytestring -package:conduit -package:base-compat -package:base -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.