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divoxx/gist:2406319

Forked from arbylee/gist:2396008
Created April 17, 2012 14:29
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RomanNumerals
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gistfile1.txt
class RomanNumeral
VALUE_MAPPER = [['M', 1000], ['D', 500], ['L', 50], ['X', 10], ['IX', 9], ['V', 5], ['IV', 4], ['I', 1]]
def roman num
output = ''
while num > 0
VALUE_MAPPER.each do |letter, letter_value|
num_of_letters = (num / letter_value)
output << letter * num_of_letters
num -= (letter_value * num_of_letters)
end
end
output
end
end
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