#include <bits/stdc++.h>
int main() {
  using namespace std;
  int card_num;
  int count;
  int num;
  int S[13];
  int H[13];
  int C[13];
  int D[13];
  char mark;
  cin >> card_num;
  while (count < card_num) {
    cin >> mark >> num;
    switch (mark) {
      case 'S':
        S[num - 1] = num;
        break;
      case 'H':
        H[num - 1] = num;
        break;
      case 'C':
        C[num - 1] = num;
        break;
      case 'D':
        D[num - 1] = num;
        break;
    }
    count++;
  }
  for (int i = 0; i < 13; i++)
    if (S[i] == 0) cout << "S " << i + 1 << endl;
  for (int i = 0; i < 13; i++)
    if (H[i] == 0) cout << "H " << i + 1 << endl;
  for (int i = 0; i < 13; i++)
    if (C[i] == 0) cout << "C " << i + 1 << endl;
  for (int i = 0; i < 13; i++)
    if (D[i] == 0) cout << "C " << i + 1 << endl;
  return 0;
}
