#include<iostream>
using namespace std;

int main(){
    char s;
    int n,c,num,card[4][13];
    
    for (int t = 0; t < 4; t++){
        for (int u = 0; u < 13; u++){
            card[t][u] = 0;
        }
    }
    
    cin >> n;
    for (int i = 0; i < n; i++){
        cin >> c >> num;
        if (c == 'S'){
            card[0][num-1] = 1;
        }
        else if (c == 'H'){
            card[1][num-1] = 1;
        } 
        else if (c == 'C'){
            card[2][num-1] = 1;
        }
        else if (c == 'D'){
            card[3][num-1] = 1;
        }
    }
    
    for (int j = 0; j < 4; j++){
        for (int k = 0; k < 13; k++){
            if (card[j][k] == 0){
                if (j==0){
                    d = 'H';
                } else if(j == 1){
                    d = 'S';
                } else if(j == 2){
                    d = 'C';
                } else if(j == 3){
                    d = 'D';
                }
                cout << d << ' ' << k+1 << endl;
            }
        }
    }
        
    return 0;
}
        