map -package:base-prelude -package:containers -package:basement -package:imports -package:pipes -package:Cabal-syntax -package:case-insensitive -package:ghc -package:filepath -package:invertible package:psqueues is:exact
O(n) Modify every value in the queue.
O(n) Modify every value in the queue.
O(n) Modify every value in the queue.