#include <bits/stdc++.h>
int main(void) {
  int i, j, howmanycards, card_num, card_suit;
  int cards[4][14];
  char suit;
  for (i = 0; i < 4; i++) {
    for (j = 0; j < 13; j++) {
      cards[i][j] = 0;
    }
  }
  scanf("%d", &howmanycards);
  for (i = 0; i < howmanycards; i++) {
    scanf("%s %d", &suit, &card_num);
    switch (suit) {
      case 'S':
        card_suit = 0;
        break;
      case 'H':
        card_suit = 1;
        break;
      case 'C':
        card_suit = 2;
        break;
      case 'D':
        card_suit = 3;
    }
    cards[card_suit][card_num] = 1;
  }
  for (i = 0; i < 4; i++) {
    for (j = 1; j < 14; j++) {
      if (!cards[i][j]) {
        switch (i) {
          case 0:
            printf("S ");
            break;
          case 1:
            printf("H ");
            break;
          case 2:
            printf("C ");
            break;
          case 3:
            printf("D ");
            break;
        }
        printf("%d\n", j);
      }
    }
  }
}
