Excel Sheet Column Title

Source

• leetcode: Excel Sheet Column Title

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

For example:

    1 -> A
    2 -> B
    3 -> C
    ...
    26 -> Z
    27 -> AA
    28 -> AB

java

public class Solution {
    public String convertToTitle(int n) {
        StringBuilder sb = new StringBuilder();
        while(n>0){
            n--;
            int result = n%26+'A';
            sb.insert(0, (char)result);
            n=n/26;

        }
        return sb.toString();
    }
}