16 16
  0  2  0  2  2  1  0  0  0  0  0  0  0  0  0  0
  2  0  3  0  0  0  0  0  0  0  0  0  4  0  0  0
  0  3  0  0  2  0  3  1  2  0  1  0  0  2  0  0
  2  0  0  0  0  0  0  0  0  1  0  0  0  0  0  0
  2  0  2  0  0  0  0  0  0  0  0  0  0  0  0  0
  1  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0
  0  0  3  0  0  0  0  0  0  0  0  3  0  0  0  1
  0  0  1  0  0  0  0  0  0  0  0  0  0  0  0  0
  0  0  2  0  0  0  0  0  0  0  0  0  0  0  2  0
  0  0  0  1  0  0  0  0  0  0  0  0  0  0  0  0
  0  0  1  0  0  0  0  0  0  0  0  2  0  0  0  0
  0  0  0  0  0  0  3  0  0  0  2  0  0  0  0  0
  0  4  0  0  0  0  0  0  0  0  0  0  0  0  0  0
  0  0  2  0  0  0  0  0  0  0  0  0  0  0  0  0
  0  0  0  0  0  0  0  0  2  0  0  0  0  0  0  1
  0  0  0  0  0  0  1  0  0  0  0  0  0  0  1  0