roma_num = ["I","II","III","IIII","V","VI","VII","VIII","IX","X","XI","XII"]

def toString(i):
    if 0 < i < 13:
        return roma_num[i-1]
    else:
        print("error on toString")
        return "error"

def toNum(s):
    for i, rom in enumerate(roma_num):
        if s == rom:
            return i+1
    return -1

S1, T = input().split()
s = toNum(S1)
res = s + int(T)
t = toString(res%12 if res%12 != 0 else 12)
print(t)