floor = [["blank", "blank", "blank"],
         ["gummy", "blank", "blank"],
         ["blank", "blank", "blank"]]

def search(plan)
end

candy = search(floor) do
  floor.each do |row|
    row.each do |tile|
      return tile if tile == "jawbreaker" || tile == "gummy"
    end
  end
end
p candy