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LeetCode 풀기 - 171. Excel Sheet Column Number 본문

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LeetCode 풀기 - 171. Excel Sheet Column Number

앤테바 2022. 2. 22. 21:36
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171. Excel Sheet Column Number

https://leetcode.com/problems/excel-sheet-column-number/

 

Excel Sheet Column Number - LeetCode

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문제)

솔루션1) 26진수 풀이

class Solution:
    def titleToNumber(self, columnTitle: str) -> int:
        res = 0
        columnTitle = columnTitle[::-1]
        for i, c in enumerate(columnTitle):
            res += (ord(c) - ord('A') + 1) * pow(26, i)
        return res

 

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