#include<stdio.h>
#include<math.h>
int main()
{
	int n,i,j;
	scanf("%d",&n);
	for(i=1;i<=n;i++)
	{
		for(j=1;j<=n;j++)
		{
			printf("*");
		}	printf("\n");
	}
}
	
/**************************************************************
	Problem: 1065
	User: admin
	Language: C
	Result: Accepted
	Time:10 ms
	Memory:1144 kb
****************************************************************/