File: bench-takl.scm

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(define (listn n)
  (if (not (= 0 n))
      (cons n (listn (- n 1)))
    '()))
 
(define l18 (listn 18))
(define l12 (listn 12))
(define  l6 (listn 6))
 
(define (mas x y z)
  (if (not (shorterp y x))
      z
      (mas (mas (cdr x)
                 y z)
            (mas (cdr y)
                 z x)
            (mas (cdr z)
                 x y))))
 
(define (shorterp x y)
  (and (not (null? y))
       (or (null? x)
           (shorterp (cdr x)
                     (cdr y)))))
 
;;; call: (mas l18 l12 l6)
 
(mas l18 l12 l6)