UVA13015 Promotions

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=866&page=show_problem&problem=4903 [PDF](https://uva.onlinejudge.org/external/130/p13015.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA13015/61aacc8a71d39484d905165f8df02122d039fc6a.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA13015/08c0b3d86da866f6ec08478744dd4f938eaa3012.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA13015/0e246ccc2fc935d45d070151e056e2d266f57d0d.png)