UVA11101 Mall Mania

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=23&page=show_problem&problem=2042 [PDF](https://uva.onlinejudge.org/external/111/p11101.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11101/9c08fe429a9e72b355facc1e81123d53b00ce9a9.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11101/99d1bac637f4077e0e7e29a6994005eb073eaefa.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11101/1652bf7ab9ae104e30c1c9d687c5c9600ba7650e.png)