UVA12570 Qualle? Quale?

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=441&page=show_problem&problem=4015 [PDF](https://uva.onlinejudge.org/external/125/p12570.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12570/fdc31066197848eb12e006c56eecd72c14f345fb.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12570/a4a3efcdc68dc11d324afe46774662934e36311f.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12570/1e7ba88dbd511da88306099bfe6d9efdc7f9e2bc.png)