UVA12748 Wifi Access

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=823&page=show_problem&problem=4601 [PDF](https://uva.onlinejudge.org/external/127/p12748.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12748/e2a1173b3e6761dfcb30e75efcd4b85ae6f5370b.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12748/64f15762496f098000306a9906db63a54eb67ecf.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12748/fd634ca147189e7d43d8963922c4dd8784d11689.png)