UVA13124 socialhare

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=871&page=show_problem&problem=5035 [PDF](https://uva.onlinejudge.org/external/131/p13124.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA13124/47eebc44967a981a83d9f1a3f820ce41692312e9.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA13124/cb2d04732861fc554b429ecce58061a53a84b25a.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA13124/f4d8cc277c4b4f347c7740babc8c45f298ebe77d.png)