1  1  1  1  1  1  1  1
  1  1  1  1  1  1  1  1
  1  1  1  1  1  1  1  1
  1  1  1  1  1  1  1  1
  1  1  1  1  1  1  1  1
  1  1  1  1  1  1  1  1
  1  1  1  1  1  1  1  1
  0  0  0  0  0  0  0  0