UVA12686 Trending Topic

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=602&page=show_problem&problem=4424 [PDF](https://uva.onlinejudge.org/external/126/p12686.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12686/323811bda4fc014e9a0e10e3de6f9e4428ec774f.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12686/1d0b314ad6871c7350af5b57d2a107c89992d366.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12686/2a3d6857028c540dece5045bbe5652446c9fefb0.png)