UVA10476 Spam or Not Spam

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=16&page=show_problem&problem=1417 [PDF](https://uva.onlinejudge.org/external/104/p10476.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10476/522e0aad6eec28988e044f585fbaee4d5b59705f.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10476/91bac962a3fe8b2c7c6b861238cfcb01dffd6a9c.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10476/67629a33f810a02a0a79b23b8ba3f187e5aa3db7.png)