d = {"I":1, "II":2, "III":3 ,"IIII":4 ,"V":5 ,"VI":6 ,"VII":7 ,"VIII":8 ,"IX":9 ,"X":10 ,"XI":11 ,"XII":12}

s, t = input().split()
t = int(t)
x = d[s]
y = (x+t) % 12

if y == 0:
    print('XII')
else:
    z = [k for k, v in d.items() if v == y]
    print(z)