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