UVA11288 Carpool

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=24&page=show_problem&problem=2263 [PDF](https://uva.onlinejudge.org/external/112/p11288.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11288/a4d040235de4e96c4fddac31928f24ab5d39c9d3.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11288/8ba61ae01708b61a80926c3af1aafab375e418a3.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11288/1468891e5177cae94b21c4dabff3aaffbc7f4613.png)