UVA12375 Truchet Tiling

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=278&page=show_problem&problem=3797 [PDF](https://uva.onlinejudge.org/external/123/p12375.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12375/716bd861c50b2b30de0f3a69453062dc8e333bea.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12375/e67d4e8ce22c410438b871a81ef4dcd697273d07.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12375/1f0399f65555e9138288e9d16649e016c92e8dd7.png)