UVA381 Making the Grade

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=5&page=show_problem&problem=317 [PDF](https://uva.onlinejudge.org/external/3/p381.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA381/16cd1d41ba3c8137f96d4e42749536ffdd4c592e.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA381/95701b1cd664cd7ce30c911278c53181c1f3d4bb.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA381/75edeb5d7441f0b967b5d52a446832f5822daec2.png)