UVA10803 Thunder Mountain

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=20&page=show_problem&problem=1744 [PDF](https://uva.onlinejudge.org/external/108/p10803.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10803/1b7c707229e50cf43d2fa840da09584f728221eb.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10803/874ae9998d428c0a2aefeea5040f3a8df7ab603d.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10803/3388033c88559760bff282f1f2521889b62ad937.png)