#include <iostream>
#include <algorithm>
#include <string>
#include <vector>
#include <map>
#include <set>
#include <stdio.h>
#include <cstring>
#include <queue>
#include <stack>
#include <functional>
#include <math.h>
#include <iomanip>
using namespace std;
#define Would
#define you
const int INF = 999999999;
const int MOD = 1e9 + 7;
const double pi = 3.141592653589793238;

int main() {
	int n, m;
	string h, mon[] = { "I","II","III","IIII","V","VI","VII","VIII","IX","X","XI","XII" };
	cin >> h >> m;
	for (int i = 0; i < 12; ++i) {
		if (h == mon[i]) { n = i; }
	}
	cout << mon[(n + m + 1200) % 12] << endl;
}