UVA11852 Knight's Trip

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=226&page=show_problem&problem=2952 [PDF](https://uva.onlinejudge.org/external/118/p11852.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11852/a90b2169ab9eba1fcc2924700cee0dc60d402c9c.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11852/f62f9d322c1fa637ade3dbe7d85b4656b11214de.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11852/4f8ee062a549ee864a0060108424a0ec1906719d.png)