{-# LANGUAGE Haskell2010 #-}
import Control.Monad
import Data.Array
import Data.Bits
import Data.Char
import Data.Complex
import Data.Int
import Data.Ix
import Data.List
import Data.Maybe
import Data.Ratio
import Data.Word
import Foreign
import Foreign.C
import Foreign.C.Error
import Foreign.C.String
import Foreign.C.Types
import Foreign.ForeignPtr
import Foreign.Marshal
import Foreign.Marshal.Alloc
import Foreign.Marshal.Array
import Foreign.Marshal.Error
import Foreign.Marshal.Utils
import Foreign.Ptr
import Foreign.StablePtr
import Foreign.Storable
import Numeric
import Prelude
import System.Environment
import System.Exit
import System.IO
import System.IO.Error

main :: IO ()
main = return ()