
import java.util.Scanner;
public class Main{
    public static void main(String[] args){
        Scanner scan = new Scanner(System.in);
        int n = scan.nextInt();
        boolean[][] card = new boolean[4][13];
        for(int i = 0; i<4; i++){
            for(int j = 0; j<13 ;j++){
                card[i][j] = false;
            }
        }
 
        while(n-->0){
            String head = scan.next();
            int figure = 0;
            if(head.equals("S")){
                figure = 0;
            } else if(head.equals("H")){
                figure = 1;
            }else if(head.equals("C")){
                figure = 2;
            }else if(head.equals("D")){
                figure = 3;
            }
            int number = scan.nextInt();
            card[figure][number-1]=true;
        }
        for(int i = 0; i<4; i++){
            for(int j = 0; j<13; j++){
                if(card[i][j]!=true){
                    if(i==0){
                        System.out.println("S"+" "+(j+1));
                    }else if(i==1){
                        System.out.println("H"+" "+(j+1));
                    }else if(i==2){
                        System.out.println("C"+" "+(j+1));
                    }else if(i==3){
                        System.out.println("D"+" "+(j+1));
                    }
 
                }
            }
        }
        scan.close();
    }
}

/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