UVA13007 D as in Daedalus

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=866&page=show_problem&problem=4895 [PDF](https://uva.onlinejudge.org/external/130/p13007.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA13007/079844094ddbb7682d06ebe6b3040f4f61136d08.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA13007/45e6e048debb3c506e51544a4aa790bc6b2149bf.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA13007/6fe9ba5eb7dcec29a813577edd2dc43f36b5104f.png)