UVA11626 Convex Hull

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=78&page=show_problem&problem=2673 [PDF](https://uva.onlinejudge.org/external/116/p11626.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11626/21a03861ec5356d39d09ad242f37cf8242e63057.png)

Input Format

N/A

Output Format

N/A