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implementation module StdRoman
import StdEnv, RomeinsGetal
instance + Roman where ...
instance - Roman where ...
instance zero Roman where ...
instance * Roman where ...
instance / Roman where ...
instance one Roman where ...
instance ^ Roman where ...
instance abs Roman where ...
instance sign Roman where ...
instance ~ Roman where ...
instance == Roman where ...
instance < Roman where ...
instance isEven Roman where ...
instance isOdd Roman where ...
class toRoman a :: !a -> Roman
instance toRoman Char where ...
instance toRoman Int where ...
instance toRoman Real where ...
instance toRoman {#Char} where ...
class fromRoman a :: !Roman -> a
instance fromRoman Int where ...
instance fromRoman Char where ...
instance fromRoman Real where ...
instance fromRoman {#Char}where ...
instance rem Roman where ...
instance gcd Roman where ...
instance lcm Roman where ...
Start :: (Roman,String,Int,Int)
Start = (r,fromRoman r,toInt r,n)
where
r = (toRoman 42) * (toRoman 101)
n = 42 * 101
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