UVA12875 Concert Tour

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=861&page=show_problem&problem=4740 [PDF](https://uva.onlinejudge.org/external/128/p12875.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12875/f15f6f80a2d4eb96bbfb3e10f4d91ded9661003d.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12875/c9212f8c89766cd4d6cfb1117f4665e93ec13335.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12875/e3554f9f3d6c6ba1e091b42847a39e34f9b7eed1.png)