UVA212 医院设备利用 Use of Hospital Facilities

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=4&page=show_problem&problem=148 [PDF](https://uva.onlinejudge.org/external/2/p212.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA212/0327d8281e5a4ae1d0db8ecab0f1be03c3af1ae3.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA212/4d6d0b4c7724f8473ce409c5c1c80f9b262cd728.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA212/fd77a2f38eb5343d7e518bda1f2861591b0273a9.png)