fork download
  1. a = [1..50]
  2. b = [1..]
  3.  
  4. aion [] ld = ld
  5. aion ls ld = (head ls) : ld
  6.  
  7. skipEachN _ [] = []
  8. skipEachN n l = aion l $ skipEachN n dl
  9. where dl = drop n l
  10.  
  11. main = do
  12. print $ skipEachN 4 a
  13. print $ take 10 $ skipEachN 4 b
Success #stdin #stdout 0.02s 3548KB
stdin
Standard input is empty
stdout
[1,5,9,13,17,21,25,29,33,37,41,45,49]
[1,5,9,13,17,21,25,29,33,37]