UVA10819 Trouble of 13-Dots

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=20&page=show_problem&problem=1760 [PDF](https://uva.onlinejudge.org/external/108/p10819.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10819/61bba626fdc8b71648ff2292a27db7b2fccabe9f.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10819/2260b583a6fa74bc4704341295a75d3d876b9e77.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10819/984630d1672fd076e7e349b51f1c34af744c09e1.png)