UVA11749 Poor Trade Advisor

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=117&page=show_problem&problem=2849 [PDF](https://uva.onlinejudge.org/external/117/p11749.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11749/7c0f5f68acbcdd48ae7ab653a0fd79da2f8539c8.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11749/6c5ae60152f50ef36175c63cb4d994f9d1915f7a.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11749/c131360f937269f298bdbdb0a21138e2d409d21f.png)