UVA757 Gone Fishing

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=9&page=show_problem&problem=698 [PDF](https://uva.onlinejudge.org/external/7/p757.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA757/d7443a5e34f5cd6c188e8fe2235e40cd5a5b189c.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA757/778eeab35b37f7b6273dd38bcbd6f4530329a6a1.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA757/e89bfa2fc0d7e15c079a062d5273506059ad2dba.png)