class Problem0405:
	def solve(this):
		fs = { 
			"I":1,"II":2,"III":3,"IIII":4,
			"V":5,"VI":6,"VII":7,"VIII":8,
			"IX":9,"X":10,"XI":11,"XII":0,
		}
		
		rs = {
			1:"I",2:"II",3:"III",4:"IIII",
			5:"V",6:"VI",7:"VII",8:"VIII",
			9:"IX",10:"X",11:"XI",0:"XII"
		}
		a,b = input().split()
		
		res= (fs[a] + int(b)) % 12
		print(rs[res])
		
if __name__ == "__main__":
	problem = Problem0405()
	problem.solve()