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First solution in Clear category for Speech Module by shuai
FIRST_TEN = ["one", "two", "three", "four", "five", "six", "seven",
"eight", "nine"]
SECOND_TEN = ["ten", "eleven", "twelve", "thirteen", "fourteen", "fifteen",
"sixteen", "seventeen", "eighteen", "nineteen"]
OTHER_TENS = ["twenty", "thirty", "forty", "fifty", "sixty", "seventy",
"eighty", "ninety"]
HUNDRED = "hundred"
def checkio(num):
res = ''
if num / 100: # has hundred
this_digit = num / 100
num %= 100
res += FIRST_TEN[this_digit-1] + ' ' + HUNDRED
if num: # has digit(s) other than hundred
if num / 10 > 1: # 20-99
this_digit = num / 10
num %= 10
res += ' ' + OTHER_TENS[this_digit-2]
if num:
res += ' ' + FIRST_TEN[num-1]
elif num / 10 == 1: # 10-19
last_digit = num % 10
res += ' ' + SECOND_TEN[last_digit]
else: # 0-9
res += ' ' + FIRST_TEN[num-1]
return res.strip()
if __name__ == '__main__':
#These "asserts" using only for self-checking and not necessary for auto-testing
assert checkio(4) == 'four', "1st example"
assert checkio(133) == 'one hundred thirty three', "2nd example"
assert checkio(12) == 'twelve', "3rd example"
assert checkio(101) == 'one hundred one', "4th example"
assert checkio(212) == 'two hundred twelve', "5th example"
assert checkio(40) == 'forty', "6th example"
assert not checkio(212).endswith(' '), "Don't forget strip whitespaces at the end of string"
Oct. 1, 2015
