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jadevance
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Apr 12, 2019
| def factorial(number) | ||
| raise NotImplementedError | ||
| raise ArgumentError if number.nil? | ||
| return 1 if number == 0 || number == 1 |
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Nice handling of base cases up front.
| i -= 1 | ||
| number = number * i | ||
| end | ||
| return number |
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Great solution! Maybe i could be renamed as factorial? It might make it easier to read.
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