UVA12958 Ominobox

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=862&page=show_problem&problem=4837 [PDF](https://uva.onlinejudge.org/external/129/p12958.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12958/dc4e3d3edbfa0ded1747588097301440b6f5a93a.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12958/2d23bc2f69cb485029d25b187ce99c03d53579a7.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12958/ef048ce918e43e35f40afa3328cc25dab5113aa9.png)