UVA11240 Antimonotonicity

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=24&page=show_problem&problem=2181 [PDF](https://uva.onlinejudge.org/external/112/p11240.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11240/1ad7f48aed868859abc5c127297409e1f140b482.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11240/f839268153d47089459412dd6fbe3ce7a24477d6.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11240/60af641d2d0316c9b188f51967d8180021da7e0e.png)