#include<bits/stdc++.h>
using namespace std;
int main(){
	int i,a,n;
	cin>>n;
	for(i=1;i<=n;i++){
		for(a=1;a<=n;a++){
			cout<<"*";	
		}
		cout<<endl;
		a=1;
	} 
}
/**************************************************************
	Problem: 1065
	User: hongjiaming
	Language: C++
	Result: Accepted
	Time:8 ms
	Memory:2072 kb
****************************************************************/