168. Excel 表列名称
难度简单 317
给定一个正整数,返回它在 Excel 表中相对应的列名称。
例如,
1 -> A
2 -> B
3 -> C
…
26 -> Z
27 -> AA
28 -> AB
…
示例 1:
输入: 1
输出: “A”
示例 2:
输入: 28
输出: “AB”
示例 3:
输入: 701
输出: “ZY”.
class Solution {
public String convertToTitle(int n) {
StringBuilder sb = new StringBuilder();
while (n > 0) {
int c = (n-1)% 26;
sb.insert(0, (char) ('A' + c));
n = (n-1)/26;
}
return sb.toString();
// 作者:windliang
// 链接:https://leetcode-cn.com/problems/excel-sheet-column-title/solution/xiang-xi-tong-su-de-si-lu-fen-xi-by-windliang-2/
}
}
https://leetcode-cn.com/problems/excel-sheet-column-title/solution/168-by-ikaruga/
https://leetcode-cn.com/problems/excel-sheet-column-title/solution/guan-yu-n-de-li-jie-by-douya0808/