UVA11837 Musical Plagiarism

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=226&page=show_problem&problem=2937 [PDF](https://uva.onlinejudge.org/external/118/p11837.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11837/6ac14facb709258d8be71cd40d8042c74805326e.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11837/cb48ee86d29fc5468fd39b7d67f28a033a715a5b.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11837/75e970c438d01b59fa14917c2d173edbe776ce40.png)