UVA11514 Batman

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=27&page=show_problem&problem=2509 [PDF](https://uva.onlinejudge.org/external/115/p11514.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11514/9b4487269ea2565002ff254434df13194e8b6d25.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11514/c5511f614badd5e76a1288df7a3e4f1c05159a04.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11514/b75f59625811b17bf6399e05da5f94b69555edad.png)