UVA11815 Ideas

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=226&page=show_problem&problem=2915 [PDF](https://uva.onlinejudge.org/external/118/p11815.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11815/9b00351dcc111c012aa8760951d84afeb459e9e9.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11815/11a711ecba2de06e637cb98bd2bc3b6046ff3384.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11815/40320adb85bc2e41f0a5cfad13fe23380f980f3c.png)