UVA11637 Garbage Remembering Exam

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=78&page=show_problem&problem=2684 [PDF](https://uva.onlinejudge.org/external/116/p11637.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11637/81e561b48b934f967abb8fe1de7805c6d012e9e3.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11637/3db66aa4416c5ce29a1e97be7b16b05fdacb407d.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11637/f945728694715396185c96298a5bfa58daf2cb34.png)