import java.util.*;
public class Test10 {
  public static void main(String[] args){
    String[] exchange={
      "XII","I","II","III","IIII","V","VI","VII","VIII","IX","X","XI"
    };
    Scanner sc=new Scanner(System.in);
    String[] line;
    line=sc.nextLine().split(" ");
    int h=-1;
    for(int i=0;i<12;i++){
      if(line[0].equals(exchange[i])){
        h=(i+Integer.parseInt(line[1]))%12;
        break;
      }
    }
    if(h<0) h+=(h-11)/-12*12;
    System.out.println(exchange[h]);
  }
}