#coding: utf-8

sGets=input().split()

sTimes=["I","II","III","IIII","V","VI","VII","VIII","IX","X","XI","XII"]
for i in sTimes:
    if sGets[0]==i:
        nStart=sTimes.index(i)

nMove_time=int(sGets[1])%24
nAns=(nStart+nMove_time)%12

print(sTimes[nAns])