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  1. import Data.List (intercalate)
  2.  
  3. main = getLine >>= \s -> let b = length s
  4.                              c = foldr f [] s
  5.                              d = show $ read s + b + sum (map read c)
  6.                          in putStrLn $ s ++ "+" ++ show b ++ "+(" ++ intercalate  "+" c ++ ")=" ++ d
  7.   where f '-' (x:xs) = ('-':x):xs
  8.         f b a = [b]:a
Success #stdin #stdout 0s 4720KB
comments (?)
stdin
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-123
stdout
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-123+4+(-1+2+3)=-115
https://ideone.com/aOUZ3f
language:
Haskell (ghc 8.4.4)
created:
8 years ago
visibility:
secret

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