using System;
using System.Collections.Generic;
using System.Linq;

namespace Test
{
    class Program
    {
        static void Main(string[] args)
        {
            string[] clock = new string[] { "I","II","III","IIII","V","VI","VII","VIII","IX","X","XI","XII" };
            string[] s = Console.ReadLine().Split();
            int n = Array.IndexOf(clock,s[0]) + int.Parse(s[1]);
            n %= 12;
            if (n < 0) n += 12;
            Console.WriteLine(clock[n]);
        }
    }
}