how much wood would a woodchuck chuck? a lesson in the difference between class and instance variables and methods.

woodchuck.rb

class Woodchuck
  attr_accessor :chuck_count

  @@woodchuck_count = 0

  def initialize
    @chuck_count = 0
    @@woodchuck_count += 1
  end

  def self.woodchuck_count
    @@woodchuck_count
  end

  def chuck_wood
    @chuck_count += 1
  end
end 

myWoodchucks = []
chuckedWood = 0

rand(10).times do
  myWoodchucks.push(Woodchuck.new)
  rand(10).times do
    myWoodchucks.last.chuck_wood    
  end
end



puts "How many woodchucks?"
puts Woodchuck.woodchuck_count.to_s
#check
#puts myWoodchucks.length

puts "How much wood chucked?"
myWoodchucks.each do |woodchuck|
  chuckedWood += woodchuck.chuck_count
end
puts chuckedWood
#check
#myWoodchucks.each_with_index do |woodchuck, index|
#  puts "woodchuck##{index+1} chucked #{woodchuck.chuck_count} wood"
#end