map is:exact -package:lens -package:dense-linear-algebra -package:conduit -package:case-insensitive -package:base-prelude -package:basement -package:incipit-base -package:integration -package:bytestring -package:os-string -package:aeson 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.