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

/**************************************************************
	Problem: 1065
	User: wuzhijing
	Language: C++
	Result: Accepted
	Time:8 ms
	Memory:2072 kb
****************************************************************/