UVA12773 Gauss Reborn

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=823&page=show_problem&problem=4626 [PDF](https://uva.onlinejudge.org/external/127/p12773.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12773/08886930f43e8beeff0346fe7feb7d698e8af008.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12773/78572a90af7c49ee35f6e413fa87c0c83c92765d.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12773/9d99c24797fc940d5d6aaa1d6638d75359a7888b.png)