class Table
  def initialize(legs)
    @tabletop = []
    @num_legs = legs
  end
  def put_on(something)
    @tabletop.push something
  end
  def look_at
    p @tabletop
  end
end

a_table = Table.new(4)
a_table.put_on 1
a_table.put_on 2

p a_table.look_at