UVA13001 Jumping Frogs

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=866&page=show_problem&problem=4889 [PDF](https://uva.onlinejudge.org/external/130/p13001.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA13001/564fa7225de341bff02ab45b851796aa6a4dbc5e.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA13001/478623a7138d148c607f669465f3e149d6c900f3.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA13001/a80d0b04645a649009974d598189e8815f077f97.png)