UVA10856 Recover Factorial

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=20&page=show_problem&problem=1797 [PDF](https://uva.onlinejudge.org/external/108/p10856.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10856/3d7cd72fdbac1d22a908878212ef868b872bac53.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10856/728d10ecc3b1b515a00fe5f683995a7e4f1d4e58.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10856/9d5e38994956f47d2f76b06b97a28ed6e1c04c15.png)