UVA12882 City Park

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=861&page=show_problem&problem=4747 [PDF](https://uva.onlinejudge.org/external/128/p12882.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12882/831e76b566e6fb65a6cc88b8d44983ae029ca102.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12882/da743b5fae6d66a88f992989ebcbe21553e6b151.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12882/dc653f0925539d9b613bf7661c846bcf9d91460a.png)