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题目来源
https://leetcode.com/problems/excel-sheet-column-title/
Given a positive integer, return its corresponding column title as appear in an Excel sheet.
For example:
1 -> A 2 -> B 3 -> C ... 26 -> Z 27 -> AA 28 -> AB
题意分析
Input:a number
Output:a string
Conditions:类似于用26进制,A为第一位,Z为第26位
题目思路
直接对应就好,注意有两个函数:ord()和chr()
AC代码(Python)
1 class Solution(object): 2 def convertToTitle(self, n): 3 """ 4 :type n: int 5 :rtype: str 6 """ 7 res = "" 8 while n: 9 h = (n - 1) % 26 10 res = chr(ord(‘A‘) + h) + res 11 n = (n - 1) / 26 12 return res
[LeetCode]题解(python):118-Excel Sheet Column Title
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原文地址:http://www.cnblogs.com/loadofleaf/p/5093574.html