time=['I','II','III','IIII','V','VI','VII','VIII','IX','X','XI','XII']
enter=input()
enter=enter.split(' ')
count = 0

for i in time:
    if enter[0] == i:
        break
    else:
        count+=1

x = int(enter[1]) + count
if x > 11 or x<0:
    x%=12

print(time[x])