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#Turns Integer into a Roman Numeral
# Old Roman Numeral
puts "What number would you like to convert to Roman Numeral?"
def to_roman(number)
  number = number.to_i
  str = ""
  until number < 3000 && number > 0
    puts "Please put in a number between 1 and 3000"
    number = gets.chomp.to_i 
  end

romans = {
  1000 => "M",
  900 => "CM",
  500 => "D",
  400 => "CD",
  100 => "C",
  90 => "XC",
  50 => "L",
  40 => "XL",
  10 => "X",
  9 => "IX",
  5 => "V",
  4 => "IV",
  1 => "I"
}

romans.each_key do |key|
  number_of_times = number / key
  number -= number_of_times * key
  str << (romans[key] * number_of_times)
end
puts str
end