UVA11491 奖品的价值 Erasing and Winning

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=26&page=show_problem&problem=2486 [PDF](https://uva.onlinejudge.org/external/114/p11491.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11491/3d7f8d3a74fe5ba86da15b5d52a840b2ed1ed8da.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11491/8bab4ce605067ca78ae335af37088a384796da10.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11491/1b8a3f2daafd9d189585fed379596aa8990cb56a.png)