UVA11917 Do Your Own Homework

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=229&page=show_problem&problem=3068 [PDF](https://uva.onlinejudge.org/external/119/p11917.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11917/f2aaeac55bde9bdcd9a07ebeb4ff8b28683c97e1.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11917/3c0834bfe0ed755c73ac52597984a96992e28a0f.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11917/2c5b00ed110354c28917ed53a231c0f1613c0242.png)