Matchsticks

题目描述

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=243&page=show_problem&problem=3324 [PDF](https://uva.onlinejudge.org/external/121/p12172.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12172/234208227d5511ade576991697ff85bc95271592.png)

输入输出格式

输入格式


![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12172/9383fe0dd766dc45b9a464c0419159d49f8de9df.png)

输出格式


![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12172/dc811d20e3f2a9f4b8c32eed0c7196c38aba6162.png)

输入输出样例

输入样例 #1

4
3
6
7
15

输出样例 #1

7 7
6 111
8 711
108 7111111