import java.util.Scanner;

class Main {
  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    int n = sc.nextInt();
    boolean[][] cards = new boolean[4][13];
    for (int i = 0; i < n; i++) {
      String str = sc.next();
      int no = sc.nextInt();
      switch (str) {
        case "S" : 
          cards[0][no - 1] = true;
          break;
        case "H" :
          cards[1][no - 1] = true;
          break;
        case "C" :
          cards[2][no - 1] = true;
          break;
        case "D" :
          cards[3][no - 1] = true;
          break;
      }
    }
    for (int i = 0; i < 4; i++) {
      for (int j = 0; j < 13; j++) {
        if (cards[i][j] == false) {
          switch (i) {
            case 0 :
              System.out.println("S " + (j + 1));
              break;
            case 1 :
              System.out.println("H " + (j + 1));
              break;
            case 2 :
              System.out.println("C " + (j + 1));
              break;
            case 3 :
              System.out.println("D " + (j + 1));
              break;
          }
        }
      }
    }
  }
}

/tmp/hf-datasets-cache/medium/datasets/42704881117311-config-parquet-and-info-qiankunmu-Project_CodeNet-896c9d36/hub/datasets--qiankunmu--Project_CodeNet_Python800_and_Java250/snapshots/c899fde44a77ba1cc14973ed3de064e4ff3aadc7/Project_CodeNet_Java250.tar.gz