class Roman
	def initialize(value)
		if(value.to_i > 0)
			fromArabic(value)
		else
			fromRoman(value)
		end
	end

	def fromRoman(roman)
		@string = roman
		@value = 0

		tryToRemoveArabic(10, 'x')
		tryToRemoveArabic(9, 'ix')
		tryToRemoveArabic(4, 'iv')
		tryToRemoveArabic(5, 'v')
		tryToRemoveArabic(1, 'i')
	end

	def tryToRemoveArabic(partValue, partSymbol)
		len = partSymbol.length
		while(@string[0,len] == partSymbol)
			@value += partValue
			@string.slice!(0,len)
		end
	end

	def fromArabic(arabic)
		@value = arabic
		@string = ''
		tryToRemoveRoman(100, 'c')
		tryToRemoveRoman(90, 'xc')
		tryToRemoveRoman(50, 'l')
		tryToRemoveRoman(40, 'xl')
		tryToRemoveRoman(10, 'x')
		tryToRemoveRoman(9, 'ix')
		tryToRemoveRoman(5, 'v')
		tryToRemoveRoman(4, 'iv')
		tryToRemoveRoman(1, 'i')
	end

	def tryToRemoveRoman(partValue, partSymbol)
		while(@value >= partValue)
			@string += partSymbol
			@value -= partValue
		end
	end

	def roman
		return @string
	end

	def value
		return @value
	end

end