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101 solution in Clear category for Speech Module by karlian
from itertools import chain
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(number):
hundreds, tens, ones = map(int, f"{number:03d}")
return " ".join(chain(
[FIRST_TEN[hundreds-1], HUNDRED] if hundreds > 0 else [],
[OTHER_TENS[tens-2]] if tens >= 2 else [],
[SECOND_TEN[ones]] if 2 > tens > 0 else [],
[FIRST_TEN[ones-1]] if ones > 0 and not 2 > tens > 0 else []
))
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"
print('Done! Go and Check it!')
May 20, 2022