#include<iostream>
using namespace std;
int main(){
	int n,i,j;
	cin>>n;
	for(j=1;j<=n;j++){
		for(i=1;i<=n;i++){
			cout<<"*";
		}cout<<endl;
	}
}
/**************************************************************
	Problem: 1065
	User: panyuchen
	Language: C++
	Result: Accepted
	Time:34 ms
	Memory:2072 kb
****************************************************************/