UVA801 Flight Planning

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=10&page=show_problem&problem=742 [PDF](https://uva.onlinejudge.org/external/8/p801.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA801/0722d319e0d4621896f786ac44b2ae2ca0c8f558.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA801/5128cd0955b2b9e5c75e302557ece1790fa24d70.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA801/b5a03dbdf74b03a0c75ee0423580c5f8b4e41107.png)