#include <iostream>

using std::cout;
using std::cin;
using std::endl;

void main()
{

int size, k = 0;

cin >> size; cout << endl;

  for (int i = 0; i < size; i++)
  {
      for (int j = 0; j <= k; j++)
      {
          if (k >= j) cout << "*";
      }

      if (i < (size / 2)) k++; else k--;
      cout << endl;
  }

}

for (int i = 0; i < size; i++)
{
    k = (size-1)/2 - abs((size-1-2*i)/2);
    for (int j = 0; j <= k; j++)
    {
        if (k >= j) cout << "*";
    }
    cout << endl;
}

int size = 6;
for (int i = 1; i <= size; i++)
{
    int nstars = std::min(i, size + 1 - i);
    std::cout << std::string(nstars, '*') << std::endl;
}