UVA950 Tweedle Numbers

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=11&page=show_problem&problem=891 [PDF](https://uva.onlinejudge.org/external/9/p950.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA950/df8a15bf784e7e08a30aff2b55b6695eabb85983.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA950/52b3fa4859f422a45f7fa66dc2adbfdc9739d767.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA950/5a0eb5b24ac6d3897cc30ee1bcaee0367b3566a0.png)