UVA885 Telephone Directory Alphabetization

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=10&page=show_problem&problem=826 [PDF](https://uva.onlinejudge.org/external/8/p885.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA885/86797c51d6c7dd2f233db97a3e45e45dc9c3d671.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA885/45d2364fb1b467bbe266caa75329998edceb4922.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA885/f342d8aa79d0e3559860cf6c25685bd2fff67d46.png)