old_contents: import sys
  
  # More flexible parameters
  NUMROUNDS = 13                  # How many rounds to schedule in the competition
  NUMTEAMS = 32
  
  CLOSENESS = 5
  
  # More built in parameters.
  NUMSLOTS = 4
  NUMMATCHES = NUMTEAMS / NUMSLOTS
  
  # Underlying bitwidths
  ROUNDBITS = 4
  MATCHBITS = 4
  SLOTBITS = 2
  TEAMBITS = 6
  
  # Validation
  
  if (NUMTEAMS % NUMSLOTS) != 0:
      print >>sys.stderr, "Number of teams does not divide by number of matches"
      sys.exit(1)
  
new_contents: import sys
  
  # More flexible parameters
  NUMROUNDS = 13                  # How many rounds to schedule in the competition
  NUMTEAMS = 32                   # The number of teams taking part
  CLOSENESS = 5                   # Minimum number of matches between each teams
                                  # appearance.
  
  # More built in parameters.
  NUMSLOTS = 4
  NUMMATCHES = NUMTEAMS / NUMSLOTS
  
  # Underlying bitwidths
  ROUNDBITS = 4
  MATCHBITS = 4
  SLOTBITS = 2
  TEAMBITS = 6
  
  # Validation
  
  if (NUMTEAMS % NUMSLOTS) != 0:
      print >>sys.stderr, "Number of teams does not divide by number of matches"
      sys.exit(1)
  
subject: Document some more parameters.