UVA13061 Going Shopping with Grandma (I)

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=866&page=show_problem&problem=4959 [PDF](https://uva.onlinejudge.org/external/130/p13061.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA13061/89cd584feee3a179d9e5863a79d38ab19ff196b3.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA13061/13afd1b0c059cb54f300a311a4e7910ee2412f63.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA13061/d2e589b6dfb611b717e8668d226adecd2015a319.png)