(in-package :cl) (defpackage senzill.math (:use :cl) (:export :% :+= :++1 :-= :-- ://= :*= :^ :avg) (:documentation "Math functions")) (defpackage senzill.collections (:use :cl) (:export :push-back :pop-back :slice :integer-to-list) (:documentation "List functions")) (defpackage senzill.io (:use :cl) (:export :doread-lines :ask-for-stream) (:documentation "I/O functions"))