#define _CRT_SECURE_NO_WARNINGS
#include<stdio.h>
int main()
{
	int n = 0; int i = 0; int count = 0; int j = 0;
	while ((scanf("%d", &n)) != EOF)
	{
		for (j = 0; j<n; j++)
		{
			for (i = 0; i<n; i++)
			{
				printf("* ");
			}
		
			printf("\n");
			
		}
	}
	return 0;
}