#include <bits/stdc++.h>
using namespace std;
int main() {
  int cards[4][13];
  char kind;
  int number;
  int n;
  int i, j;
  string kinds[4] = {"S", "H", "C", "D"};
  cin >> n;
  for (i = 0; i < 4; i++) {
    for (j = 1; j < 14; j++) {
      cards[i][j] = false;
    }
  }
  for (i = 0; i < n; i++) {
    cin >> kind >> number;
    if (kind == 'S') {
      cards[0][number - 1] = true;
    }
    if (kind == 'H') {
      cards[1][number - 1] = true;
    }
    if (kind == 'C') {
      cards[2][number - 1] = true;
    }
    if (kind == 'D') {
      cards[3][number - 1] = true;
    }
  }
  for (i = 0; i < 4; i++) {
    for (j = 1; j < 14; j++) {
      if (cards[i][j - 1] != true) {
        cout << kinds[i] << " " << j << endl;
      }
    }
  }
  return 0;
}
