UVA625 Compression

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=8&page=show_problem&problem=566 [PDF](https://uva.onlinejudge.org/external/6/p625.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA625/b62d83c828c3a5d69030e3840fa3ffe7fc09ead4.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA625/d365510b55b04666c3a3437a58232df7904fa85f.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA625/c2a4607f72e500ca378cd290678a66680d602abd.png)