map -package:containers -package:base-prelude -package:dense-linear-algebra is:exact -package:invertible -package:dlist -package:base-compat-batteries -package:base -package:ghc -package:basement 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.