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__ __ __ __ ____ ___ _________________________________________
|| || || || || || ||__ Hugs 98: Based on the Haskell 98 standard
||___|| ||__|| ||__|| __|| Copyright (c) 1994-2005
||---|| ___|| World Wide Web: http://haskell.org/hugs
|| || Report bugs to: hugs-bugs@haskell.org
|| || Version: March 2005 _________________________________________
Hugs mode: Restart with command line option +98 for Haskell 98 mode
Type :? for help
Calc> [Numeral 4,Mulop Times,LParen,Numeral 7,Addop Plus,Numeral 1,RParen]
Calc> Return 4711
Calc> Return 31
Calc> Fail "syntax error"
Calc> [Leaving Hugs]
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