Roman Number Calculator

roman_number_converter.rb

# Given a integer between 1 and 50 convert it to its Roman Numeral 


def convert_to_roman (arabic)
  ones_translation =
    [ 'I', 'II', 'III', 'IV', 'V', 'VI', 'VII', 'VIII', 'IX']
  tens_translation =
    [ 'X', 'XX', 'XXX', 'XL', 'L']

  tens = ""
  ones = arabic % 10
  tens = arabic / 10 if arabic > 9
  ones_value = ""
  tens_value = ""
  if (arabic < 51)
    ones_value = ones_translation[ones - 1] unless ones == 0
    tens_value = tens_translation[tens - 1] if arabic > 9
  end
  
  return tens_value +  ones_value
end