UVA13019 Wooden Signs

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=866&page=show_problem&problem=4907 [PDF](https://uva.onlinejudge.org/external/130/p13019.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA13019/45f5a37d74ae040e1cd8a36f59f7e8abaff314f9.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA13019/438153aa72a8eb1ff69b76d8be1d7fa5024e58d5.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA13019/844e99f286c1d59102d5c0ad0151ea452bf8aabe.png)