3    25    10    10
  0  1  0  0  0  0  0  0  0  0
  4  0  0  0  0  0  0  0  0  0
  0  0  0  1  0  0  0  0  0  0
  0  0  4  0  0  0  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  4  0  0  0  0  0
  0  0  0  0  0  4  0  0  0  0
 20 12  9 19 10 19 20 17  2 24
 12  6  4  2  0 17  0 21  0  3