UVA11140 Little Ali's Little Brother!

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=23&page=show_problem&problem=2081 [PDF](https://uva.onlinejudge.org/external/111/p11140.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11140/ece88380703a977208daa4c8bd3c7e4c1519cd85.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11140/527d8de2c460b4c1af58ab3812e617af81f9e64e.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11140/5c601e6e91e709d67a6b53b27911561fc6a09b5e.png)