UVA146 ID Codes

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=3&page=show_problem&problem=82 [PDF](https://uva.onlinejudge.org/external/1/p146.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA146/0a26c57498e3107538df966221b8da23281e007c.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA146/3e254f4c8a187037e7d61d92007343a3eebe415c.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA146/c93af7b124b8d27efecfc989ed2cb65fbb7f4644.png)