UVA252 Trucking

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=4&page=show_problem&problem=188 [PDF](https://uva.onlinejudge.org/external/2/p252.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA252/2e0039dc2ed53991db896cb2fbfefb91b4b9fcb5.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA252/dd5cdffd1854eb4d77e9fb2a5240c985045c2289.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA252/f59476c2d8cd471a14d443af7323958bd3a3e414.png)