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Paste # 36360
2019-03-15 13:51:39

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  1. #lang racket
  2.  
  3. (define l (list '(a b c) '(d e f) '(h i j)))
  4.  
  5. (printf (cdr (cdr (car l))))

=>

printf: contract violation

  expected: string?

  given: '(c)