STDLIB is a library, containing several list management fuctions
(defun reverse (list)
Returns reversed list
(defun insert (list object position )
Inserts given object into a list at a given position
(defun remove (list position )
Removes an element from a given position
(defun append (list object )
Adds object to a given list tail.
(defun if ( ops) )
Executes operators ops starting from the second one if the result of first element evaluation is true.