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