First speedy solution for Excel Column Number by shenzhongling - python coding challenges

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First solution in Speedy category for Excel Column Number by shenzhongling

def column_number(name: str) -> int:
    # your code here
    t = 0
    for x in range(len(name)):
        t += (ord(name[::-1][x]) - 64) * (26**x)

    return t


print("Example:")
print(column_number("AB"))

# These "asserts" are used for self-checking
assert column_number("A") == 1
assert column_number("Z") == 26
assert column_number("AB") == 28
assert column_number("ZY") == 701

print("The first mission is done! Click 'Check' to earn cool rewards!")

Jan. 18, 2023

Comments:

shenzhongling on Jan. 18, 2023, 1:56 a.m.
<p>def column_number(name: str) -> int: # your code here t = 0 for x in range(len(name)): t += (ord(name[::-1][x]) - 64) * (26**x)</p> <pre class='brush: python'>return t </pre>

Strings and Integers

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