figureToWords.py

singleDigit = ['zero', 'one', 'two', 'three',
 'four', 'five', 'six', 'seven', 'eight', 'nine']
doubleDigit = ['ten', 'eleven', 'twelve', 'thirteen', 'fourteen',
 'fifteen', 'sixteen', 'seventeen', 'eighteen', 'nineteen']
tenMultiple = ['', '', 'twenty', 'thirty', 'forty',
 'fifty', 'sixty', 'seventy', 'eighty', 'ninety']
tenPower = 'hundred'


def fig2words(n: int) -> str:
 length = len(str(n))
 s = ''
 if length == 1:
 return singleDigit[n].capitalize()
 if length == 3:
 s += singleDigit[n//100]+' '+tenPower
 n = n % 100
 if n == 0:
 return s.capitalize()
 else:
 s += ' and '
 if n > 9 and n < 20:
 return (s+doubleDigit[n % 10]).capitalize()
 s += tenMultiple[n//10]
 return s.capitalize() if n % 10 == 0 else (s+' '+singleDigit[n % 10]).capitalize()


print(fig2words(50))