UVA10145 Lock Manager

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=13&page=show_problem&problem=1086 [PDF](https://uva.onlinejudge.org/external/101/p10145.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10145/21490be5e1d1f5dbc748cfb551f1bb9b9b98fe44.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10145/8046c0074482f9dbd78cbcf8d55c2ba53441710b.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10145/546389eaabb24800b283251814576914fd855577.png)