UVA12101 Prime Path

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=243&page=show_problem&problem=3253 [PDF](https://uva.onlinejudge.org/external/121/p12101.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12101/d9bfb4a01c72c898ca022d9edfc9640a3b406b36.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12101/302665f6c9cd7a9d2ac0260efec5aa3ad12924f7.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12101/0c1790820e0ddabc8d01548ebf2a5d9243943ea7.png)