UVA11555 Aspen Avenue

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=27&page=show_problem&problem=2591 [PDF](https://uva.onlinejudge.org/external/115/p11555.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11555/7d7479393aeda2b278b5d9c3ad8a5cc38efed303.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11555/d8df40975e37a86fa4f04b41bf2412e75b1a0ad8.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11555/616e1787af1ea36894ec3ab382ef8947d4dc5b68.png)