UVA10864 The Predator

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=20&page=show_problem&problem=1805 [PDF](https://uva.onlinejudge.org/external/108/p10864.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10864/cd36bde6c819b9120b8d18e428374937ef914f59.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10864/ece340df8f52fa13a66d3a96b60f1b0dde0e0131.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10864/291a58e6f413cc57c0d70ba3eb588a23dd0aff6c.png)