UVA11769 All Souls Night

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=117&page=show_problem&problem=2869 [PDF](https://uva.onlinejudge.org/external/117/p11769.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11769/f190b0d2fc11fc27bdb9895d1d977c2226fa4008.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11769/0de81e7d9ffc17baf3812264cb11bd0cba569ec0.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11769/db90993426462e06a69a8c1c7b2ca4095979a2f9.png)