2294: Question 4: Help XiangRunYe

内存限制:32 MB 时间限制:1 S 标准输入输出
题目类型:传统 评测方式:文本比较 上传者:
提交:3 通过:3

题目描述

XiangRunYe likes programming, once won the gold medal in the competition that ZUFE held in 2014.Xiang also like square, he wants you to help him to print it, hope you can help him.

输入格式

Multiple sets of test data, input an integer N in each group of test data.

输出格式

For each set of test data, output a N*N hollow square which were made up of “8”.

输入样例 复制

4

输出样例 复制

8888
8  8
8  8
8888

数据范围与提示

Proposition:ZUFE_ZZT Translator:Angie