UVA12249 Overlapping Scenes

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=244&page=show_problem&problem=3401 [PDF](https://uva.onlinejudge.org/external/122/p12249.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12249/14c5358f848396744c0f72f57dfe3fa635f7a70e.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12249/4ce87287bb7643457322c894e59cfd34c1a58f4a.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12249/cde4ec016906aa57a6fea3328c3a72f133f8a0a2.png)