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