text: #include <iostream>
  #include <string>
  
  using namespace std;
  int main()
  {
  	string star="";
  	int n;
  
  	cin >> n;
  	for (int i = 0; i < n-1; i++)
  			star += " ";
  
  	for (int i = 0; i < n; i++)
  	{
  		star += '*';
  		star.at(n - i - 1) = '*';
  		cout << star << endl;
  	}
  
  	return 0;
  }