UVA10369 Arctic Network

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=15&page=show_problem&problem=1310 [PDF](https://uva.onlinejudge.org/external/103/p10369.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10369/b3c41b35e81b308ad9ef5826dfa39b5f526836c1.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10369/1fed2f028e09206e67a50d94d47eca7ea0360586.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10369/08973cd15c06ad71bc58f70cc9dd85f12476e242.png)