UVA11018 Mars Buggy

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=22&page=show_problem&problem=1959 [PDF](https://uva.onlinejudge.org/external/110/p11018.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11018/9cbf09b85b8bc2bd0b43354e317579f346f11533.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11018/875e53d8af3bff4e3a75c2bc38bfaad629092b8c.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11018/a1a7aa3067aa2bdacb474146a89566717ac64744.png)