#include <iostream>
#include <string>

using namespace std;


int main()
{

    int n;
    cin >> n;
    
    for (int i = 0; i < n ; i++)
    {
      for (int j = 0; j < n ; j++)
       {
          cout<< "*";
       }
       cout<< endl;
    }
    
    
  
    return 0;
 }