UVA10519 !! Really Strange !!

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=17&page=show_problem&problem=1460 [PDF](https://uva.onlinejudge.org/external/105/p10519.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10519/efe67ae56f0fdea28ce97f1f402c82b2d4894473.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10519/2d3107a946eb4e46aa5e4d0f40bc2dd03f3031a8.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10519/d01e2cd9ae5b461836eb28167ada5342ae799076.png)