UVA12006 Paint Brush

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=242&page=show_problem&problem=3157 [PDF](https://uva.onlinejudge.org/external/120/p12006.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12006/13fadcd0727e69c372a19d75c9edbc1d75b0c587.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12006/368a39fcaaadc1fe835ddce4a35e904245f35a81.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12006/3a1e2bb768aacc82e278cc1f73cfa00170da01ec.png)