#include<bits/stdc++.h>
using namespace std;
int main(){
	int i,j,n;
	cin>>n;
	for(i = 1;i <= n;i++){
		for(j = 1;j <= n;j++){
			cout<<"*";
		} 
		cout<<endl;
	}
	return 0;
}

/**************************************************************
	Problem: 1065
	User: zhuangsongyu
	Language: C++
	Result: Accepted
	Time:11 ms
	Memory:2072 kb
****************************************************************/