UVA11270 Tiling Dominoes

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=24&page=show_problem&problem=2245 [PDF](https://uva.onlinejudge.org/external/112/p11270.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11270/a4a7bdb41b1e3b5bb2538f25b319ecc2f1e79654.png)

Input Format

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Output Format

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