UVA10140 Prime Distance

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=13&page=show_problem&problem=1081 [PDF](https://uva.onlinejudge.org/external/101/p10140.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10140/7fac8d7bdf18ec6e0fd2914c1623eee77be89ef3.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10140/9848cf59ee0ece9e1a0dfd40a08e689a1c5c6604.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10140/6760a091328104551b134bb6b39accf505df0484.png)