UVA668 Parliament

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=8&page=show_problem&problem=609 [PDF](https://uva.onlinejudge.org/external/6/p668.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA668/1668a6c712d0a5c0baf6c1b71e965435cc44b986.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA668/93d35cba28e2cdbb9a9275baf8d5ce676ceb5c8a.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA668/12db2cc80f15c70902d001bccf09dad87e2f8fbc.png)