#include<stdio.h>
#include<string.h>

int main(void){
  int i;
  int T;
  char S1[4];
  scanf("%s %d", S1, &T);
  if(strcmp(S1, "IX") == 0) T += 9;
  else{
    for(i = 0; S1[i] != '\0'; i++){
      if(S1[i] == 'I') T += 1;
      else if(S1[i] == 'V') T += 5;
      else if(S1[i] == 'X') T += 10;
    }
  }
  if(T >= 0) T = T % 12;
  else T = 12 - (-T % 12);
  if(T == 0) printf("XII\n");
  else if(T == 9) printf("IX\n");
  else{
    i = 0;
    while(1){
      if(T == 0) break;
      else if(T >= 10){
	S1[i] = 'X';
	T = T - 10;
	i++;
      }
      else if(T >= 5){
	S1[i] = 'V';
	T = T - 5;
	i++;
      }
      else if(T >= 1){
	S1[i] = 'I';
	T = T - 1;
	i++;
      }
    }
    S1[i] = '\0';
    printf("%s\n", S1);
  }
  return 0;
}