UVA12886 The Big Painting

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=861&page=show_problem&problem=4751 [PDF](https://uva.onlinejudge.org/external/128/p12886.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12886/cb8e3b8a570aabc7364ea158fffd4ec9ecdd260a.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12886/db0f06f84c5d846428142afd9c8d3482c44adfb0.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12886/d06958833f4fb93e4f0fcd8550cba481740114eb.png)