using System;
using System.Linq;
using System.Collections.Generic;
using System.Text.RegularExpressions;


class Program
{
    static void Main()
    {
        /*
         * S1 : 短針の位置
         * T : T時間後
         */

        var S1T = Console.ReadLine().Split();
        var currentRomanTime = S1T[0];
        var elapsedTime = S1T[1];

        // ローマ数字は数字に変換
        var  currentTimeNum= ConvertRomanTime(currentRomanTime);

        // elapsedTimeにマイナスが含まれているか判定
        if (elapsedTime.Contains("-"))
        {
            var replaceS1T1 = int.Parse(elapsedTime.Replace("-", ""));
            var _ans = (((currentTimeNum - replaceS1T1) % 24) + 24);
            _ans = (_ans > 24) ? _ans - 24 : _ans;
            Console.WriteLine(ConvertRomanNum(_ans));
        }
        else
        {
            var tmp = int.Parse(elapsedTime);
            var _ans = ((currentTimeNum + tmp) % 24);
            Console.WriteLine(ConvertRomanNum(_ans));
        }
        
    }
    public static int ConvertRomanTime(string str)
    {
        var converCurrentTime = str switch
        {
            "I" => 1,
            "II" => 2,
            "III" => 3,
            "IIII" => 4,
            "V" => 5,
            "VI" => 6,
            "VII" => 7,
            "VIII" => 8,
            "IX" => 9,
            "X" => 10,
            "XI" => 11,
            "XII" => 12
        };
        return converCurrentTime;
    }
    
    public static string ConvertRomanNum(int num)
    {
        var convertRomanNum = num switch
        {
            0 => "XII",
            1 => "I",
            2 => "II",
            3 => "III",
            4 => "IIII",
            5 => "V",
            6 => "VI",
            7 => "VII",
            8 => "VIII",
            9 => "IX",
            10 => "X",
            11 => "XI",
            12 => "XII",
            13 => "I",
            14 => "II",
            15 => "III",
            16 => "IIII",
            17 => "V",
            18 => "VI",
            19 => "VII",
            20 => "VIII",
            21 => "IX",
            22 => "X",
            23 => "XI",
            24 => "XII"
        };
        return convertRomanNum;
    }
}