tte_allowed_to_vote.rb

# 02-Flow-Array/01-Can-you-vote/
def allowed_to_vote?(age)
  # TODO: return (not print!) a boolean stating whether `age` is old enough to vote
  # NOTE: Use an if/else statment
unless age > 18
puts false
else
puts true
end

tte_burger_hash.rb

# 04-Hash-Symbols/01-Modeling-with-Hash
DISHES_CALORIES = {
  "Hamburger" => 250,
  "Cheese Burger" => 300,
  "Big Mac" => 540,
  "McChicken" => 350,
  "French fries" => 230,
  "Salad" => 15,
  "Coco Cola" => 150,
  "Sprite" => 150
}
def poor_calories_counter(burger, side, beverage)
  # TODO: return number of calories for this mcDonald order
  dishes_calories[burger] + dishes_calories[side] + dishes_calories[beverage]
end

tte_burger_hash2.rb

# 04-Hash-Symbols/02-Modeling-with-Hash
DISHES_CALORIES = {
  "Hamburger" => 250,
  "Cheese Burger" => 300,
  "Big Mac" => 540,
  "McChicken" => 350,
  "French Fries" => 230,
  "Salad" => 15,
  "Coca Cola" => 150,
  "Sprite" => 150
}

MEALS = {
  "Happy Meal" => ["Cheese Burger", "French Fries", "Coca Cola"],
  "Best Of Big Mac" => ["Big Mac", "French Fries", "Coca Cola"],
  "Best Of Royal Cheese" => ["McChicken", "Salad", "Sprite"]
}

def poor_calories_counter(burger, side, beverage)
  DISHES_CALORIES[burger] + DISHES_CALORIES[side] + DISHES_CALORIES[beverage]
end

def calories_counter(orders)
  total = 0
  orders.each do |order|
    if DISHES_CALORIES.key?(orders)
      total += DISHES_CALORIES[order]
    else
      total += poor_calories_counter(DISHES_CALORIES[order].first, DISHES_CALORIES[order].second, DISHES_CALORIES[order].third)
    end
  end
end

tte_hmtl_generator.rb

# 03-Iterators-Blocks/04-HTML-generator/
def tag(tag_name, attributes = nil)
  # TODO: Build HTML tags around content given in the block
  #       The method can be called with an optional HTML attribute inputted as [attr_name, attr_value]
  if attributes.nil?
    "<#{tag_name}#{yield}</#{tag_name} >"
  else
    "<#{"#{tag_name} #{attributes.last}="#{attributes.first}""} >#{yield}</#{tag_name} >"
  end
end