UVA639 Don't Get Rooked

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=8&page=show_problem&problem=580 [PDF](https://uva.onlinejudge.org/external/6/p639.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA639/e4b161f2da54ed2bb423118532664283bb9990ec.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA639/7f735516217557b2d140a6ce589ae32d011deb5d.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA639/211138628cfbb5d169e002ccf13146d19c419609.png)