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 | A quick solution that does both directions: [code=python] # Roman Numerals # 2010-06-15, Eljakim Schrijvers mapping = [ ('cd','cccc'), ('xl','xxxx'),('iv','iiii'),('d','ccccc'),('l','xxxxx'),('v','iiiii'), ('cm','ccccccccc'), ('xc','xxxxxxxxx'),('ix','iiiiiiiii')] mapping.reverse() bignums = [ ('m',1000), ('c',100), ('x', 10), ('i',1) ] def fromroman(x): for (kort, lang) in mapping: x= x.replace(kort, lang) x = '+'.join(list(x)) for (karakter, waarde) in bignums: …  |
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