Leetcode 171: Excel Sheet Column Number, leetcodesheet

Source: Internet
Author: User

Leetcode 171: Excel Sheet Column Number, leetcodesheet
Excel Sheet Column NumberTotal Accepted:1643Total Submissions:3860

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
Public class Solution {public int titleToNumber (String s) {if (s = null | s. length () = 0) return 0; int sum = 0; for (int I = 0; I <s. length (); I ++) {sum = 26 * sum + s. charAt (I)-'A' + 1;} return sum ;}}

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