UVA11801 A Problemsetter Blind with Emotion

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=226&page=show_problem&problem=2901 [PDF](https://uva.onlinejudge.org/external/118/p11801.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11801/19fba2f13d148304ed200e04ff60239db0e08f42.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11801/d2ebcf865fe1597f566041230045e093c87bfccf.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11801/7af6c8a598711738089145748f35e46aa9e6cab8.png)