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