UVA12816 Isosceles Triangles

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=861&page=show_problem&problem=4681 [PDF](https://uva.onlinejudge.org/external/128/p12816.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12816/630fdf3e5621dfe121bd17fd358d8a7b15469816.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12816/5466db98b845dbe7717ef036b3aa98df7f0f29e5.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12816/fe3d73554baf98f1dda22372d048df1327f8ee49.png)