UVA727 Equation

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=9&page=show_problem&problem=668 [PDF](https://uva.onlinejudge.org/external/7/p727.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA727/207d3d5573516f127580a45cf3667cd86236ff48.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA727/34d97c34c452378019d80215ccfdf9ffde2ff0ef.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA727/ec92be579631d90d0da1665d9011025d3ef19565.png)