#include <bits/stdc++.h>
int main() {
  char cd;
  int i, j, n, rank;
  int card[4][13];
  for (i = 0; i < 4; i++) {
    for (j = 0; j < 13; j++) {
      card[i][j] = 0;
    }
  }
  scanf("%d", &n);
  for (i = 0; i < n; i++) {
    scanf("%c %d", &cd, &rank);
    switch (cd) {
      case 'S':
        card[0][rank - 1] = 1;
        break;
      case 'H':
        card[1][rank - 1] = 1;
        break;
      case 'C':
        card[2][rank - 1] = 1;
        break;
      case 'D':
        card[3][rank - 1] = 1;
        break;
    }
    for (i = 0; i < 4; i++) {
      for (j = 0; j < 13; j++) {
        if (card[i][j] == 0) {
          switch (i) {
            case 0:
              printf("S %d\n", j + 1);
              break;
            case 1:
              printf("H %d\n", j + 1);
              break;
            case 2:
              printf("C %d\n", j + 1);
              break;
            case 3:
              printf("D %d\n", j + 1);
              break;
          }
        }
      }
    }
  }
  printf("\n");
}
