map is:exact -package:base-prelude -package:dlist -package:conduit -package:containers -package:hedgehog -package:base-compat -package:monoidal-containers -package:os-string -package:pipes -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.