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Python - There are 9 assertions in the "Longer ones" and the largest number has 14 digits.
Note that
factorial(14)
is87178291200
so any algorithm/approach that tries to usewhat_you_are_trying_to_use
is probably going to be too slow!You can use this "trick" in any translated language of this kata. So I'm sure it's a valid/expected solution.
sighs in repetitive question