#include <bits/stdc++.h>
int main() {
  int n, i, j, k, num;
  char mark;
  bool cards[3][12];
  for (i = 0; i < 4; i++) {
    for (j = 0; j < 13; j++) {
      cards[i][j] = 0;
    }
  }
  scanf("%d", &n);
  for (k = 0; k < n; k++) {
    scanf("%c %d", &mark, &num);
    if (mark == 'S') cards[0][num] = 1;
    if (mark == 'H') cards[1][num] = 1;
    if (mark == 'C') cards[2][num] = 1;
    if (mark == 'D') cards[3][num] = 1;
  }
  for (i = 0; i < 4; i++) {
    for (j = 0; j < 13; j++) {
      if (cards[i][j]) continue;
      if (i == 0) mark = 'S';
      if (i == 1) mark = 'H';
      if (i == 2) mark = 'C';
      if (i == 3) mark = 'D';
      printf("%c %d", mark, num);
    }
  }
  return 0;
}
