Created
May 21, 2013 21:45
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| isBlank x = ' ' == x | |
| f (lastBlank, res) ch = | |
| if isBlank ch | |
| then (True, if lastBlank then res else ' ':res) | |
| else (False, ch:res) | |
| g s = reverse $ snd $ foldl f (False, []) s | |
| main = print $ g "x y zzz ff dd e" | |
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