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  1.     (define x (list 1 2 3 4 5 6 7))
  2.     (define y (list 8 9 10 11 12 13))
  3.     (define z (list 14 15 16 17 18 19 20))
  4.  
  5.     (define (flatmap proc seq)
  6.     	(foldr append '() (map proc seq)))
  7.  
  8.     (display (flatmap append (list x y z)))
  9.     (newline)
Success #stdin #stdout 0s 7280KB
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Standard input is empty
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(1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20)
https://ideone.com/pMRc78
language:
Scheme (chicken 4.13)
created:
9 years ago
visibility:
secret

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