UVA10455 Gray Code

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=16&page=show_problem&problem=1396 [PDF](https://uva.onlinejudge.org/external/104/p10455.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10455/916d110b8ea4a6e99544c0779c9f6c4ea321d53a.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10455/660a9b2f120f06a83367caf5e0b11226ee399e2e.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10455/14c17359f368e592ef64f4ae5b07edaf4f3cffe9.png)