psf/black code formatting (#1421)
* added sol3.py for problem_20 * added sol4.py for problem_06 * ran `black .` on `\Python`
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committed by
Christian Clauss
parent
11e2207182
commit
7592cba417
@@ -11,7 +11,7 @@ def factorial(input_number: int) -> int:
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"""
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if input_number < 0:
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raise ValueError('Input input_number should be non-negative')
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raise ValueError("Input input_number should be non-negative")
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elif input_number == 0:
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return 1
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else:
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