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First solution in Clear category for Numbers Factory by masamish
def checkio(number):
factors = []
for i in range(9, 1, -1):
while number % i == 0:
factors.append(i)
number = number // i
if number > 9:
return 0
s = 0
for d, j in enumerate(factors):
s = s + j * 10 ** d
return s
if __name__ == '__main__':
#These "asserts" using only for self-checking and not necessary for auto-testing
assert checkio(20) == 45, "1st example"
assert checkio(21) == 37, "2nd example"
assert checkio(17) == 0, "3rd example"
assert checkio(33) == 0, "4th example"
assert checkio(3125) == 55555, "5th example"
assert checkio(9973) == 0, "6th example"
Jan. 30, 2015