#include <bits/stdc++.h>
int getID(char);
char getSuit(int);
int main(void) {
  int card[4][13];
  int i, j, num;
  for (i = 0; i < 4; i++) {
    for (j = 0; j < 13; j++) {
      card[i][j] = 0;
    }
  }
  scanf("%d", &num);
  for (i = 0; i < num; i++) {
    char suit;
    int id, rank;
    fflush(stdin);
    scanf("%c %d", &suit, &rank);
    id = getID(suit);
    card[id][rank - 1] = 1;
  }
  for (i = 0; i < 4; i++) {
    for (j = 0; j < 13; j++) {
      if (card[i][j] == 0) {
        printf("%c %d\n", getSuit(i), j + 1);
      }
    }
  }
  return 0;
}
int getID(char suit) {
  int id;
  if (suit == 'S')
    id = 0;
  else if (suit == 'H')
    id = 1;
  else if (suit == 'C')
    id = 2;
  else
    id = 3;
  return id;
}
char getSuit(int id) {
  char suit;
  if (id == 0)
    suit = 'S';
  else if (id == 1)
    suit = 'H';
  else if (id == 2)
    suit = 'C';
  else
    suit = 'D';
  return suit;
}
