Enable Javascript in your browser and then refresh this page, for a much enhanced experience.
First solution in Uncategorized category for Numbers Factory by Marigold
def checkio(d):
x = ''
for k in range(9,1,-1):
while d % k == 0:
d /= k
x += str(k)
return int(x[::-1]) if d == 1 else 0
#These "asserts" using only for self-checking and not necessary for auto-testing
if __name__ == '__main__':
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(5) == 5, "5th example"
July 10, 2013
Comments: