UVA10561 Treblecross

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=17&page=show_problem&problem=1502 [PDF](https://uva.onlinejudge.org/external/105/p10561.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10561/31bc60cd2679d5a858bab6338b6a91a761cb246d.png)

Input Format

N/A

Output Format

N/A