UVA10614 Dreadful Vectors

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=18&page=show_problem&problem=1555 [PDF](https://uva.onlinejudge.org/external/106/p10614.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10614/0b4c53fa68d3d38ff8eab156145b093ad8631593.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10614/7b396ecbf9979af8f60cba556a512a3722915cfc.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10614/386349ba0584320ad63295ddeb287476c8ce9bb5.png)