map is:exact -package:lens -package:bytestring -package:base -package:conduit -package:imports -package:dlist -package:basement -package:ghc -package:integration -package:blaze-html -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.