UVA11951 Area

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=229&page=show_problem&problem=3102 [PDF](https://uva.onlinejudge.org/external/119/p11951.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11951/1938f9c99234445ca7b85487e9c23b1943d716c2.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11951/6c613431b4859d226edf5bd252418a804c03b66e.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11951/18a2bb7c7170455bb3c1a4a5da1e436f7aa7b645.png)