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First : int -> str -> len solution in Clear category for Beginning Zeros by keromage
def beginning_zeros(number: str) -> int:
value = int(number)
if value != 0:
zeros = len(number) - len(str(value))
else:
zeros = len(number)
return zeros
if __name__ == '__main__':
print("Example:")
print(beginning_zeros('100'))
# These "asserts" are used for self-checking and not for an auto-testing
assert beginning_zeros('100') == 0
assert beginning_zeros('001') == 2
assert beginning_zeros('100100') == 0
assert beginning_zeros('001001') == 2
assert beginning_zeros('012345679') == 1
assert beginning_zeros('0000') == 4
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Aug. 23, 2020