#include <bits/stdc++.h>
using namespace std;
int main(){
	int i;
	cin>>i;
	for(int k=0;k<i;k++){
		for(int y=0;y<i;y++)cout<<"*";
		cout<<"\n";
	}
	return 0;
}

/**************************************************************
	Problem: 1065
	User: zhouhongyi
	Language: C++
	Result: Accepted
	Time:7 ms
	Memory:2072 kb
****************************************************************/