map is:exact -package:bytestring -package:base -package:imports -package:Cabal-syntax -package:ghc -package:containers -package:charset -package:conduit -package:invertible -package:foldl 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.