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