UVA11938 Hammock in the Forest

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=229&page=show_problem&problem=3089 [PDF](https://uva.onlinejudge.org/external/119/p11938.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11938/01016e117c0507861047b4ab7d1bc3cacf360dc3.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11938/c9d123937d24d3d15892d571e94a3eec23cf6d28.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11938/a5e28d549e7eaa8ba0d01a3697522d2b1c7ace07.png)