UVA12830 A Football Stadium

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=861&page=show_problem&problem=4695 [PDF](https://uva.onlinejudge.org/external/128/p12830.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12830/22f2865633c44531c6bcc7ac9ad5b2cf49cad386.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12830/f3a39f650d58a8b3a92aacfe2151c4e6914d217d.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12830/6405d36d94164ba033212e71324cb60a9e272ccd.png)