Rails Controller and Views, Part 2

class CraterFill
 class Terrain
 def initialize(h)
      h.each { |key, value| send("#{key}=", value) }
 end
    attr_accessor :water, :earth
 end
 
 def display
 @data.each { |x|
      x.earth.times {putc('X')}
      x.water.times {putc('~')}
 puts
 }
 end
 
 def initialize()
 @data = []
 [3,5,2,6,4,3,6,7,8,1,6,2,7,4,3,2,1].each {|x| @data << Terrain.new({earth: x, water: 0}) }
 end