text: 5
  0/1 0/1 10/1 0/1
  5/1 0/1 5/1 10/1
  5/1 -5/1 5/1 5/1
  5/1 -5/1 5/1 5/1
  5/1 -3/1 5/1 3/1
  
  0
  
  8
  7
  1
  
  0/1 0/1
  5/1 -5/1
  5/1 -3/1
  5/1 0/1
  5/1 3/1
  5/1 5/1
  5/1 10/1
  10/1 0/1
  
  0/1 0/1 5/1 0/1 1
  5/1 -5/1 5/1 -3/1 2
  5/1 -3/1 5/1 0/1 3
  5/1 0/1 10/1 0/1 1
  5/1 0/1 5/1 3/1 4
  5/1 3/1 5/1 5/1 3
  5/1 5/1 5/1 10/1 1
  