UVA10657 Prince Frog II

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=18&page=show_problem&problem=1598 [PDF](https://uva.onlinejudge.org/external/106/p10657.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10657/9c6e7f383326ab0831be960bdaeb23736ecf2715.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10657/a989a8819d14c02dbf75bec0242a0267848517cf.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10657/112039cb7c9e2155acf006c4972e40bd563f9108.png)