UVA12221 Fractal

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=244&page=show_problem&problem=3373 [PDF](https://uva.onlinejudge.org/external/122/p12221.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12221/66b82f045a25982e0fa797c47727f9c6715a9b5d.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12221/76434c3f94294b008fe4b870e2910b6c8fd03758.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12221/1ff5cb61394605d8b250895f9378436ae5718820.png)