UVA10749 Automobile Travelling

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=19&page=show_problem&problem=1690 [PDF](https://uva.onlinejudge.org/external/107/p10749.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10749/73cbbc7a99dd178313e82c91ec8832b5ce2b20a1.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10749/e3234943967cf7d84714b3632986db38cc4ec2f4.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10749/493f389a29bbfa56424b1d3b13a0ab807693a419.png)