UVA11941 Creating a Quadtree

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=229&page=show_problem&problem=3092 [PDF](https://uva.onlinejudge.org/external/119/p11941.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11941/049bf3b0c4230e947eeb1eda4ea3cfcf6d3b2807.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11941/8d0472607aea17bb17884afb150103c43e4778d7.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11941/0e3866937059e29ea4c1bf010e2ce314e75fa4bb.png)