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First-reduce solution in Clear category for Digits Multiplication by wyf.141060
from functools import reduce
def checkio(number: int) -> int:
return reduce(lambda x, y: x*y, [int(num) for num in str(number).replace('0', '1')])
#These "asserts" using only for self-checking and not necessary for auto-testing
if __name__ == '__main__':
assert checkio(123405) == 120
assert checkio(999) == 729
assert checkio(1000) == 1
assert checkio(1111) == 1
print("Coding complete? Click 'Check' to review your tests and earn cool rewards!")
Nov. 2, 2018