Package g0101_0200.s0168_excel_sheet_column_title

Class Solution

java.lang.Object
g0101_0200.s0168_excel_sheet_column_title.Solution
public class Solution extends Object
168 - Excel Sheet Column Title.

Easy

Given an integer columnNumber, return its corresponding column title as it appears in an Excel sheet.

For example:

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

Example 1:

Input: columnNumber = 1

Output: “A”

Example 2:

Input: columnNumber = 28

Output: “AB”

Example 3:

Input: columnNumber = 701

Output: “ZY”

Example 4:

Input: columnNumber = 2147483647

Output: “FXSHRXW”

Constraints:

  • 1 <= columnNumber <= 231 - 1

  • Constructor Details

    • Solution

      public Solution()

  • Method Details

    • convertToTitle

      public String convertToTitle(int n)