UVA10183 How Many Fibs?

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=13&page=show_problem&problem=1124 [PDF](https://uva.onlinejudge.org/external/101/p10183.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10183/22fedf7323b1ce799ff06bbb320ed6743421f9af.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10183/8ed9151d9e4891af5f4249e139e88c4e409130d7.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10183/16405ae3e188230f7d0abe4865d9aa7a9e70673e.png)