UVA10135 Herding Frosh

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=13&page=show_problem&problem=1076 [PDF](https://uva.onlinejudge.org/external/101/p10135.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10135/83e248888ed79f1bdf24b3964cb6e33ad9ace2bf.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10135/1b6868273071a4782e16e0d9b5042d27ea0a5ca7.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10135/69cca9ee42d76517c29d138675218bcecf4a58e2.png)