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时间:2015-06-03 21:01:50      阅读:102      评论:0      收藏:0      [点我收藏+]

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Related to question Excel Sheet Column Title

Given a column title as appear in an Excel sheet, return its corresponding column number.

For example:

    A -> 1
    B -> 2
    C -> 3
    ...
    Z -> 26
    AA -> 27
    AB -> 28 
class Solution {
public:
    int titleToNumber(string s) {
        int result;
		result = 0;
        for(int i = 0; i < s.size();i++)
        {
            result = 26 * result + (s[i] -‘A‘+1);
        }
        return result;
    }
};

  

(leetcode)

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原文地址:http://www.cnblogs.com/chdxiaoming/p/4550051.html

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