#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: huxuanchen
	Language: C++
	Result: Accepted
	Time:21 ms
	Memory:2072 kb
****************************************************************/