#include<bits/stdc++.h> 
using namespace std;
int main(){
	int n,i,j;
	cin>>n;
	for(i=1;i<=n;i++)
	{
		for(j=1;j<=n;j++) cout<<"*";
		
		cout<<endl;
	}
}
/**************************************************************
	Problem: 1065
	User: dengyuanyan
	Language: C
	Result: Compile Error
****************************************************************/