import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class No00000405_Main {
	static BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
	static String[] romeArr = {"I","II","III","IIII","V","VI","VII","VIII","IX","X","XI","XII"};
	public static void main(String[] args) throws IOException {
		String[] arr = br.readLine().split(" ");
		System.out.println(romeArr[((getHH(arr[0]) + Integer.parseInt(arr[1]) % 12) + 12) % 12]);
	}
	private static int getHH(String s) {
		int ret = 0;
		for(int i = 0; i < 12; i++) {
			if(s.equals(romeArr[i])) {
				ret = i;
				break;
			}
		}
		return ret;
	}
}