UVA12929 Aerial Tramway

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=862&page=show_problem&problem=4808 [PDF](https://uva.onlinejudge.org/external/129/p12929.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12929/0fd9d01d18947e88c55f1a45be863897355cf642.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12929/b264b0482cf211a0eeeed3817b185fb760c535d1.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12929/1a300a013dc04e6e737af37d3db49661fa79d6ad.png)