UVA11400 照明系统设计 Lighting System Design

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=26&page=show_problem&problem=2395 [PDF](https://uva.onlinejudge.org/external/114/p11400.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11400/c3748d15cb3e3882e349c0c2e200acb240ab8b00.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11400/8c7751c33d777f27b23c671b600389469282fc9b.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11400/115c28d58e6ba75439c2c7bd1d61178f8efff609.png)