UVA10496 Collecting Beepers

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=16&page=show_problem&problem=1437 [PDF](https://uva.onlinejudge.org/external/104/p10496.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10496/6bca91c0b839e4e50b0ee525f9aa77e975e19657.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10496/029474b6ccfe7a599a2a0258ed11ab717d6f3390.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10496/7d64249f90e7f821cc9b66833f9f623ecb8c52d7.png)