UVA10485 Painting with CSE

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=16&page=show_problem&problem=1426 [PDF](https://uva.onlinejudge.org/external/104/p10485.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10485/b294b075ed2a683de6090236c77a21a88e3f83f2.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10485/11674cec550d6d36be8ce14f0146805a75e1dd16.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10485/694092b17a46c7c69535866786e89ae504309a70.png)