UVA11464 Even Parity

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=26&page=show_problem&problem=2459 [PDF](https://uva.onlinejudge.org/external/114/p11464.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11464/bceb7090c748f3e4ff9ed8ca97fa3ecd7b635348.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11464/3e609d145c46b29d28dd750719dc5c46220e5054.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11464/6b28873de557f79199cab9492b93ce644840296a.png)