UVA12939 Keep Fit!

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=862&page=show_problem&problem=4818 [PDF](https://uva.onlinejudge.org/external/129/p12939.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12939/2dfcd7f1155d950793d69ff0e1a5cd2676d2ea2f.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12939/7445c4e7521c2fb0731b7d196341641e361fcf2c.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12939/055931988d355f36dbbbc833017ffdb48f61194a.png)