@@ -0,0 +1,290 @@
+class Solution(object):%0A    def titleToNumber(self, s):%0A        %22%22%22%0A        :type s: str%0A        :rtype: int%0A        %22%22%22%0A        res = 0%0A        mul = 1%0A        for i in range(len(s) - 1, -1, -1):%0A            res += (ord(s%5Bi%5D) - ord('A') + 1) * mul%0A            mul *= 26%0A        return res%0A

Create ExcelSheetColNum_002.py