def main():
    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}
    d2 = {1:"I",2:"II",3:"III",4:"IIII",5:"V",6:"VI",7:"VII",8:"VIII",9:"IX",10:"X",11:"XI",12:"XII"}
    val1, val2 = input().split()
    current_hour = d[val1]
    after_hour = current_hour + int(val2)
    if after_hour == 0:
        print("I");
    elif after_hour > 0:
        ans = after_hour % 12
        if ans == 0:
            print("XII")
        else:
            print(d2[ans])
    else:
        while after_hour >= 0:
            after_hour += 12

        ans = after_hour % 12
        if ans == 0:
            print("XII")
        else:
            print(d2[ans])


if __name__ == '__main__':
    main()