UVA11558 Dinner

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=27&page=show_problem&problem=2594 [PDF](https://uva.onlinejudge.org/external/115/p11558.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11558/37380cbc3c1305ed032bbc07620ad2550eb5e748.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11558/c1acde2b9edde28974c5e7e4ec707f52baf79286.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11558/930efa4ede0bc99454b117ea04eb06129931ffcf.png)