UVA11190 Series of Powers

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=23&page=show_problem&problem=2131 [PDF](https://uva.onlinejudge.org/external/111/p11190.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11190/828a28990c1f601aed679085a77ef4311c043876.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11190/e525cbaf68a8b2f0e1c1b1b748163f623c88d9c4.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11190/bec377186f542c8d8937bf6cd1d73f48af24e43c.png)