3    11     9     9
  2 10  0  0  0  0  0  0  0
  0  0  1  0  0  0  0  0  0
  7  7  9  0  0  0  0  0  0
  0  0  0  0  1  0  0  0  0
  0  0  0  0  0  0  1  0  0
  0  0  0  0  0  0  0  1  0
  0  0  0  1  0  0  0  0  0
  1  8  3  8  8  9  6  0  6
  9  4  7 10  6  2  6  4  0