UVA11143 Subtitles

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=23&page=show_problem&problem=2084 [PDF](https://uva.onlinejudge.org/external/111/p11143.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11143/ccfac3d000222c01179d3bcb20949aae45a79cbb.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11143/9c675b4b060930ade5e817bedc4f7b8d666db6a7.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11143/1b5573b1b0e6933c5eadeda0f623aea09e4d4148.png)