#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: fuyijun
	Language: C++
	Result: Accepted
	Time:18 ms
	Memory:2072 kb
****************************************************************/