UVA11314 Hardly Hard

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=25&page=show_problem&problem=2289 [PDF](https://uva.onlinejudge.org/external/113/p11314.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11314/07ac0f4caf43e9fadfe0eb1fd51983e047d623e7.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11314/139c4d13bfebb45dcc9bae3a7f58650a6a04084e.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11314/0624b5d5d82450c5679e180c9f83e00b7c57e762.png)