UVA522 Schedule Problem

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=7&page=show_problem&problem=463 [PDF](https://uva.onlinejudge.org/external/5/p522.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA522/c28c05882ebfe45ca380279ca12bf84fd18aeb35.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA522/e80ecafa0ee93f77bce9480d4f9e2f61ef353b1e.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA522/df77cb902f721353548b3113e7453e0ac4238411.png)