UVA11590 Prefix Lookup

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=27&page=show_problem&problem=2637 [PDF](https://uva.onlinejudge.org/external/115/p11590.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11590/cae155d14b36415c65be9a24487221d22b4b3f2a.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11590/3f688cec55a95503a3c5cdcf535955845ce40435.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11590/62516c1145379c2d11783735873754b528c42683.png)