UVA10955 Playfair Cipher

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=21&page=show_problem&problem=1896 [PDF](https://uva.onlinejudge.org/external/109/p10955.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10955/828866d00f4f5fa06c52d32e5d704940669a1c65.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10955/a09c4b649575bc1e732acc67e8d79409d0b05bdf.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10955/4fc5d587ac67b0efa1bdf963a1af2ebec38f2c36.png)