language: Common Lisp (clisp) (clisp 2.47)
date: 103 days 22 hours ago
link:
visibility: public
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(define (f n)
 (do ((d (do ((i (- n 1) (- i 1))
              (d '() (cons i d)))
             ((< i 0) d))
         (append (cddr d) (list (car d)))))
     ((null? (cdr d)) (car d))))
(display (f 123456789))