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 

Credits:
Special thanks to @ts for adding this problem and creating all test cases.

public class Solution {    public int titleToNumber(String s) {        int result=0;        char[] temp=s.toCharArray();        for(int i =0;i<s.length();i++){        	result=result*26+temp[i]-‘A‘+1;        }        return result;    }}

leetcode excel Sheet Column Number