Ones

题目描述

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=13&page=show_problem&problem=1068 [PDF](https://uva.onlinejudge.org/external/101/p10127.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10127/46c110b41f826ae236b5e94f59fe73cd4b33a063.png)

输入输出格式

输入格式

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10127/f5b95ace94b0f50fc3eac5b39a9f920d19922947.png)

输出格式

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10127/a778617853dca1ea996cca49d6d9f495138ab609.png)

输入输出样例

输入样例 #1

3
7
9901

输出样例 #1

3
6
12