map is:exact -package:aeson -package:basement -package:ghc -package:dlist -package:containers -package:imports -package:base-prelude -package:invertible -package:base -package:pipes -package:case-insensitive 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.