UVA11661 Burger Time?

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=78&page=show_problem&problem=2708 [PDF](https://uva.onlinejudge.org/external/116/p11661.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11661/b79008aeec546759971912a8db7f611a7d1007a9.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11661/721708f660e3f73cb15b45c14449576304dfead0.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11661/d5b8208930df24717953872860f7513d1017847d.png)