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First solution in Clear category for Roman Numerals by csh72
ones = ['', 'I', 'II', 'III', 'IV', 'V', 'VI', 'VII', 'VIII', 'IX']
tens = ['', 'X', 'XX', 'XXX', 'XL', 'L', 'LX', 'LXX', 'LXXX', 'XC']
hund = ['', 'C', 'CC', 'CCC', 'CD', 'D', 'DC', 'DCC', 'DCCC', 'CM']
thou = ['', 'M', 'MM', 'MMM']
def checkio(number):
if not ( isinstance(number,int) and 0
Dec. 31, 2015
