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 Summary

Constructors

Constructor and Description
Solution()

Method Summary

Modifier and Type	Method and Description
String	convertToTitle(int n)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Solution

public Solution()

Method Detail

convertToTitle

public String convertToTitle(int n)