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  1. (define (task lst)
  2.   (cond ((null? (cdr lst)) #f)
  3.         (
  4.          (or (and (list? (car lst))
  5.                   (list? (cadr lst)))
  6.              (task (cdr lst))))))
  7.  
  8. (display (task '(1 2 3 4 (5))))
Success #stdin #stdout 0.01s 8672KB
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#<unspecified>
https://ideone.com/hmpOQo
language:
Scheme (guile 2.2.4)
created:
7 years ago
visibility:
public

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