UVA12189 Dinner Hall

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=243&page=show_problem&problem=3341 [PDF](https://uva.onlinejudge.org/external/121/p12189.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12189/5060f0da6ff407a68f7d3ddbb4b7281958cad2d4.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12189/52a0f54ccbea3da8037a95f5676a146f36ff69bd.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12189/efc388ffda4e5ed79c18144859648bbc863b5d8d.png)