https://www.haskell.org/platform/
ghc --make Haskell_File_Name
./Haskell_File_Name
ghci :l file_name
then type function name with params
https://www.haskell.org/platform/
ghc --make Haskell_File_Name
./Haskell_File_Name
ghci :l file_name
then type function name with params