标签:leetcode
https://oj.leetcode.com/problems/excel-sheet-column-number/
public class Solution { public int titleToNumber(String s) { if (s == null || s.isEmpty()) return 0; // invalid input char[] chars = s.toCharArray(); int r = 0; for (char c : chars) { r = r * 26 + (c - ‘A‘) + 1; } return r; } }
[LeetCode]171 Excel Sheet Column Number
标签:leetcode
原文地址:http://7371901.blog.51cto.com/7361901/1601316