class No405
	attr_accessor :list, :time, :count, :start_time, :end_time

	def initialize
		self.time, self.count = gets.split.map(&:to_s)
		self.list = ["I", "II", "III", "IIII", "V", "VI", "VII", "VIII", "IX", "X", "XI", "XII"]
		for i in 0...self.list.size do
			self.start_time = i if self.time == self.list[i]
		end
		self.end_time = self.start_time + self.count.to_i
	end

	def twenty_four_more_end_time end_time
		while self.end_time >= 12
			self.end_time -= 12
		end
	end

	def end_time_calc
		if self.end_time >= 24
			twenty_four_more_end_time end_time
		elsif self.end_time < 0
			self.end_time *= -1
			twenty_four_more_end_time end_time
			self.end_time *= -1
		end
	end

	def run 
		end_time_calc
		puts end_time >= 12 ? list[end_time - 12] : list[end_time]
	end
end

no405 = No405.new 
no405.run