UVA13271 Brick Walls

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=878&page=show_problem&problem=5195 [PDF](https://uva.onlinejudge.org/external/132/p13271.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA13271/81dac93150f9473b217863feacbf2671d4e54ced.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA13271/c55211f31237224a1381b9d89f948b793da373cf.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA13271/4856c328cf02574074892bfd5f1ba2956b10c1bc.png)