UVA11076 Add Again

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=22&page=show_problem&problem=2017 [PDF](https://uva.onlinejudge.org/external/110/p11076.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11076/bfdba5edc16e118de714feede3669f2d71d37a8c.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11076/0827c38da2715cb4f9f44c2cd6cd4c33101198f6.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11076/fc37fb6f3c902f8d60592af8089012a4972188e7.png)