UVA11243 Texas Trip

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=24&page=show_problem&problem=2184 [PDF](https://uva.onlinejudge.org/external/112/p11243.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11243/3b8f3ff1ee30acca1ac3b9fa84fe2afab0d78ace.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11243/bff8d35f99a1069bf9b628c9fa05925a5ada0f7d.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11243/d838b031f6376f5c93229e094cd50fcb23ee260f.png)