#include <bits/stdc++.h>
using namespace std;
int main() {
  int n, a;
  char suto;
  bool cards[4][13];
  for (int i = 0; i <= 3; i++) {
    for (int k = 0; k <= 12; k++) {
      cards[i][k] = false;
    }
  }
  cin >> n;
  for (int i = 0; i <= n; i++) {
    cin >> suto >> a;
    if (suto == 'S') {
      cards[0][a - 1] = true;
    } else if (suto == 'H') {
      cards[1][a - 1] = true;
    } else if (suto == 'C') {
      cards[2][a - 1] = true;
    } else if (suto == 'D') {
      cards[3][a - 1] = true;
    }
  }
  for (int i = 0; i <= 3; i++) {
    for (int k = 0; k <= 12; k++) {
      if (cards[i][k] == false) {
        if (i == 0) {
          cout << "S"
               << " " << k + 1 << endl;
        } else if (i == 1) {
          cout << "H"
               << " " << k + 1;
        } else if (i == 2) {
          cout << "C"
               << " " << k + 1;
        } else if (i == 3) {
          cout << "D"
               << " " << k + 1;
        }
      }
    }
  }
  cout << endl;
  return 0;
}
