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First solution in Uncategorized category for Beginning Zeros by arun_maiti
def beginning_zeros(a: str) -> int:
a_num = int(a)
if not a_num: # case a as all zeros
return len(a)
return len(a) - len(str(a_num))
print("Example:")
print(beginning_zeros("10"))
# These "asserts" are used for self-checking
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
print("The mission is done! Click 'Check Solution' to earn rewards!")
Dec. 3, 2025
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