map is:exact -package:lens -package:containers -package:case-insensitive -package:blaze-html -package:imports -package:basement -package:monoidal-containers -package:invertible -package:incipit-base -package:pipes -package:insert-ordered-containers 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.