UVA12648 Boss

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=602&page=show_problem&problem=4377 [PDF](https://uva.onlinejudge.org/external/126/p12648.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12648/4eb637f240f7d7ca7000e3f9d45738edcec71ee5.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12648/2e9104473cf0433196d8de0f0c8a53b5b0d79d71.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12648/1e6ddfc86f3b4a124d8aa6e42b931ed4fb5dd1fe.png)