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