UVA11820 Warp Speed

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=226&page=show_problem&problem=2920 [PDF](https://uva.onlinejudge.org/external/118/p11820.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11820/57bee69e61a22bb7f2daa2db2e90dcd00aaec2f7.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11820/d76b455a1a78489d56851710b8deabd3cc9733df.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11820/8117c3761291a0ed402841d772af5f1c12fc3371.png)