I guessed that and it's one of the problems and i fixed it by transform the given number to an array of digits and then run your code over it but it returned 0
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I just tried to submit it but it didn't work
I have not checked the kata, but my solution assumes given parameter is Array. That might be the source of your problem.
I guessed that and it's one of the problems and i fixed it by transform the given number to an array of digits and then run your code over it but it returned 0