First clear solution for Excel Column Number by kazuki.h - python coding challenges

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First solution in Clear category for Excel Column Number by kazuki.h

import string
ALPHABET = string.ascii_uppercase
ALPHABET_num = {c: ALPHABET.index(c) for c in ALPHABET}

def column_number(name: str) -> int:
    return ALPHABET_num[name] + 1 if len(name) == 1 else column_number(name[:-1]) * 26 + ALPHABET_num[name[-1]] + 1

Dec. 11, 2021

Comments:

munirzholdoshbekov on Jan. 29, 2026, 3:13 p.m.
<p>please i need this quest, my awesome is kinda missing</p>

Strings and Integers

0 %

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