#include<bits/stdc++.h>
using namespace std;
int n;
int main(){
cin>>n;
for(int i=1;i<=n;i++){
	for(int j=1;j<=n;j++){
		
		cout<<"*";
	}
	cout<<endl;
}
    return 0;
}
 
	
	
 
/**************************************************************
	Problem: 1065
	User: wangyousi
	Language: C++
	Result: Accepted
	Time:11 ms
	Memory:2072 kb
****************************************************************/