[ [  1,-1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,  0, 0, 0,  0, 0,  0, 0, 0, 0, 0, 0, 0 ],
  [  0,59,-1, 0, 0, 0, 0, 0, 0, 0, 0, 0,  0, 0, 0,  0, 0,  0, 0, 0, 0, 0, 0, 0 ],
  [  0, 0,-1, 0,-1, 0, 0, 0, 1, 1, 0, 0,  0, 0, 0,  0, 0,  0, 0, 0, 0,-1,-1,-1 ],
  [  0, 0, 1,-1, 0, 0, 0, 0, 0, 0, 0, 0,  0, 0, 0,  0, 0,  0, 0, 0, 0,-1, 0, 0 ],
  [  0, 0, 1, 0, 1, 0, 0, 0,-1,-1, 0, 0,  0, 0, 0,  0, 0,  0, 0, 0, 0, 1, 1, 2 ],
  [  0, 0, 0, 1,-1, 0, 0, 0, 0, 0, 0, 0,  0, 0, 0,  0, 0,  0, 0, 0, 0, 0, 0, 0 ],
  [  0, 0, 0, 0, 1,-1, 0, 0, 0, 0, 0, 0,  0, 0, 0,  0, 0,  0, 0, 0, 0, 0, 0, 0 ],
  [  0, 0, 0, 0, 0, 1, 1,-1, 0, 0, 0, 0,  0, 0, 0,  0, 0,  0, 0, 0, 0, 0, 0, 0 ],
  [  0, 0, 0, 0, 0, 1,-1, 0, 0, 0, 0, 0,  0, 0,-1,  0, 0,  0, 0, 0, 0, 0, 0, 0 ],
  [  0, 0, 0, 0, 0, 0, 0,-1, 0, 0, 0, 1,  0, 0, 1,  0, 0,  0, 0, 0, 0, 0, 0, 0 ],
  [  0, 0, 0, 0, 0, 0, 0, 1,-1, 0, 0, 0,  0, 0, 0,  0, 0,  0, 0, 0, 0, 0, 0, 0 ],
  [  0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0,-1,  0, 0,-1,  0, 0,  0, 0, 0, 0, 0, 0, 0 ],
  [  0, 0, 0, 0, 0, 0, 0, 0, 1,-1, 0, 0,  0, 0, 0,  0, 0,  0, 0, 0, 0, 0, 0, 0 ],
  [  0, 0, 0, 0, 0, 0, 0, 0, 0, 1,-1, 0,  0, 0, 0,  0, 0,  0, 0, 0, 0, 0, 0, 0 ],
  [  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1,-1,  0, 0, 0,  0, 0,-59, 0, 0, 0, 0, 0, 0 ],
  [  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1,-59, 0, 0,  0, 0,  0, 0, 0, 0, 0, 0, 0 ],
  [  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,  1,-1, 0,  0, 0,  0, 0, 0, 0, 0, 0, 0 ],
  [  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,  0, 0, 1,-59, 0,  0, 0, 0, 0, 0, 0, 0 ],
  [  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,  0, 0, 0,  1,-1,  0, 0, 0, 0, 0, 0, 0 ],
  [  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,  0, 0, 0,  0, 0,  1,-1,-1, 0, 0, 0, 0 ],
  [  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,  0, 0, 0,  0, 0,  0, 0,-1, 1, 0, 0, 0 ],
  [  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,  0, 0, 0,  0, 0,  0, 0, 0, 0, 0, 0,-1 ],
  [  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,  0, 1, 0,  0, 1,  0, 1, 1, 0, 0, 0, 0 ],
  [  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,  0, 0, 0,  0, 0,  0, 0, 0,-1, 0, 0, 0 ],
  [ -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,  0, 0, 0,  0, 0,  0, 0, 0, 0, 0, 0, 0 ] ]