UVA11020 Efficient Solutions

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=22&page=show_problem&problem=1961 [PDF](https://uva.onlinejudge.org/external/110/p11020.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11020/9555df1056f76f0972b92e8ccf104c83edd473b5.png)

Input Format

N/A

Output Format

N/A