class TimingIsEverything

# File lib/timingiseverything.rb, line 7
def self.afternoon?(time)
      (12..17).include? time.hour
end

# File lib/timingiseverything.rb, line 11
def self.evening?(time)
      (18..20).include? time.hour
end

# File lib/timingiseverything.rb, line 3
      def self.morning?(time)
      (5..11).include? time.hour
end

# File lib/timingiseverything.rb, line 15
def self.night?(time)
              (21..4).include? time.hour
      end

# File lib/timingiseverything.rb, line 19
def self.part_of_day
      time = Time.now
  if self.morning?(time)
      puts "Good morning!"
  elsif self.afternoon?(time)
      puts "Good afternoon!"
  elsif self.evening?(time)
      puts "Good evening!"
  else
      puts "Please, go to sleep!"
  end
end