num_words_pair

num_words_pair.rb

@answer_string = ""

ONE_TO_NINETEEN = {1 => 'one', 2 => 'two', 3 => 'three', 4 => 'four', 5 => 'five', 6 => 'six',
                   7 => 'seven', 8 => 'eight', 9 => 'nine', 10 => 'ten', 11 => 'eleven', 12 => 'twelve',
                   13 => 'thirteen', 14 => 'fourteen', 15 => 'fifteen', 16 => 'sixteen',
                   17 => 'seventeen', 18 => 'eighteen', 19 => 'nineteen'
                   }
TENS = {100 => ' hundred ', 90 => 'nintey', 80 => 'eighty', 70 => 'seventy',
        60 => 'sixty', 50 => 'fifty', 40 => 'forty', 30 => 'thirty', 20 => 'twenty', 1000 => " thousand "
        }

def one_to_99(tens)
  answer_string = ""
  puts tens.inspect
  if tens < 20
    @answer_string << ONE_TO_NINETEEN[tens]
  else
    divisor = 100
    while tens % divisor == tens
      divisor -= 10
    end
    @answer_string << TENS[divisor] + " "
    @answer_string << ONE_TO_NINETEEN[tens % divisor] if tens % divisor != 0
  end
  0
end

def pusher(times, number)
  @answer_string << ONE_TO_NINETEEN[times]
  @answer_string << TENS[number]
end

@depth = 0

def words(num, divisor = 1_000_000)
   @depth += 1
      puts @depth
      return if num < 100
       divisor /= 10 while num % divisor == num
       times = num / divisor
       pusher(times, divisor)
       puts @answer_string + "= current @answer_string mark"
       num -= times * divisor
       puts num.to_s + "= current num"
       num = words(num, divisor) if divisor > 100
       # recursion ends
       @depth -= 1
       puts @depth
       puts "num = #{num}"

       num = one_to_99(num) if num != 0
       num
       # num == 0 ? @answer_string : num
end


puts words(2230)