UVA12072 Matrissor

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=242&page=show_problem&problem=3224 [PDF](https://uva.onlinejudge.org/external/120/p12072.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12072/ad208ad4c7de4004f08591967895e19c07f8c13b.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12072/e05e81357bb75c53d38c7f35a71380b366a1f1fa.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12072/535080d043a8b838a1d2e071d8e7b091bc4b5207.png)