UVA12081 Reduced ID Numbers

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=242&page=show_problem&problem=3233 [PDF](https://uva.onlinejudge.org/external/120/p12081.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12081/a4c94d90427dc0ae26961fd98df0f8d2854536a1.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12081/8b226a24bee8e1c49620f5e9b97c0256fc8a03e2.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12081/f5b040e41f8be5ac07a53223dc386f862490d499.png)