UVA13098 Triangular Test II

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=866&page=show_problem&problem=4996 [PDF](https://uva.onlinejudge.org/external/130/p13098.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA13098/05ff0986e01cf16f0e485297add792c041510ff6.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA13098/acaad7ef835924e38be25ce26bece9e805f7b76f.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA13098/5cb7ef0addbc8236f5bdb8c180b8e8115470c3ac.png)