UVA11501 Laurel Creek

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=27&page=show_problem&problem=2496 [PDF](https://uva.onlinejudge.org/external/115/p11501.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11501/fb64f3ae9d30fee8edb50247d183e78469f90e8f.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11501/5ea1b49dd40b2085769b3198b57cd6fbb5017fa8.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11501/17c13f07d0c27e0d2a5495ed364645f8338e415f.png)