UVA10965 Khepel's Problem

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=21&page=show_problem&problem=1906 [PDF](https://uva.onlinejudge.org/external/109/p10965.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10965/755b39180c51783e38e4729653c3843757ef72cc.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10965/7abff7eaa9ab5f48cb20b8627474ba129237c754.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10965/83fcef75bb0705fc915546137b563ea0f60069ea.png)