UVA10596 Morning Walk

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=17&page=show_problem&problem=1537 [PDF](https://uva.onlinejudge.org/external/105/p10596.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10596/c5503f0b5c598fb53a894735b8260c3cce6edbae.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10596/e52c7cbb5a6871ed7bfb1df7185f89436468a07d.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10596/c88e66d9498245a87248b3167afcd3f18a1eb355.png)