UVA12262 Hill Driving

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=244&page=show_problem&problem=3414 [PDF](https://uva.onlinejudge.org/external/122/p12262.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12262/91e6396cb69e534c392fcc19b2768e87dd5fcf4b.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12262/f41bfa21fd2fab35b93daf37e679352a77f10bb0.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12262/cf09aa9dab4a48208b36dde5e829906ccf6fbc2c.png)