UVA449 Majoring in Scales

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=6&page=show_problem&problem=390 [PDF](https://uva.onlinejudge.org/external/4/p449.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA449/254c8b730215f9d6521e3624f4bf82329a314a22.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA449/15732177ef7f14fe399cc2629d8b3caf516b6c39.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA449/754c6fb35c9ec3479d0088b50dab1db54c7918ba.png)