require 'befunge93'

class TallBefunge93 < Befunge93
  # 80 columns, "infinite" rows
  def move
    @position[0] = (@position[0] + @direction[0]) % 80
    @position[1] =  @position[1] + @direction[1]
  end
end

class WideBefunge93 < Befunge93
  # "infinite" columns, 25 rows
  def move
    @position[0] =  @position[0] + @direction[0]
    @position[1] = (@position[1] + @direction[1]) % 25
  end
end

class HugeBefunge93 < Befunge93
  # "infinite" columns, "infinite" rows
  def move
    @position[0] =  @position[0] + @direction[0]
    @position[1] =  @position[1] + @direction[1]
  end
end