UVA11284 Shopping Trip

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=24&page=show_problem&problem=2259 [PDF](https://uva.onlinejudge.org/external/112/p11284.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11284/81c92894a9c609ffbd7ab4b69b9c13d09a17d323.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11284/70f0c584116e7e2e25e21549b2466067d20591ff.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11284/365af26716521bf55f3abbf0da796339506b18c5.png)