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  1. main = interact (p.read)
  2.  
  3. p n='{':(p=<<[0..n-1])++"}"
Success #stdin #stdout 0s 4776KB
comments ()
stdin 
3
stdout 
{{}{{}}{{}{{}}}}
https://ideone.com/2gcgQD
language:
Haskell (ghc 8.4.4)
created:
8 years ago
visibility:
public

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