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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
1, 一般这类涉及到随数字改变的，采用/ % 实现
package Leetcode;
public class ExcelSheetColumnTitle {
public String convertToTitle(int n) {
StringBuffer result= new StringBuffer();
while(n!=0){
n--;
result.insert(0, (char)(‘A‘+n%26));
n=n/26;
}
return result.toString();
}
}
leetcode Excel Sheet Column Title
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原文地址：http://www.cnblogs.com/lilyfindjobs/p/4181532.html
