How to add a leaf to a leaf using cons?

Question

Lisp

Hello, I need to create such a sheet but with the help , since with -ami it is, of course, created very simply: Here is what I got today:(1 (2 3) (4 5))conslist(list 1 (list 2 3)(list 4 5))

(cons 1      
      (cons '()
      (cons
       (cons 4 (cons 5 '())) '())))

However, I don’t understand how to add the remaining sheet Thank you (cons 2 (cons 3 '()))

Answer 1

(cons 1
   (cons
     (cons 2 (cons 3 '()))
     (cons (cons 4 (cons 5 '())) '())))