UVA13108 Juanma and the Drinking Fountains

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=871&page=show_problem&problem=5019 [PDF](https://uva.onlinejudge.org/external/131/p13108.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA13108/4cc118e08b909b2954dcd33032d068a8f47ba70d.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA13108/7badabe449f3238e80ef5e36edabc483f299170b.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA13108/42d9fc12aeb43b02c965fda0c08538083b9d58c1.png)