UVA989 Su Doku

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=11&page=show_problem&problem=930 [PDF](https://uva.onlinejudge.org/external/9/p989.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA989/f0152348785c8d33322b74ca84ce2b1929924952.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA989/f589bc8d22bb3ff3cfa678d785521e19596f37b8.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA989/bdf5694750bb320e995b97b1b6b9de157d6e31ff.png)