#include<cstdio>
#include<cstdlib>
#include<cstring>
#include<cmath>
#include<iostream>
#include<string>
#include<vector>
#include<map>
#include<set>
#include<stack>
#include<list>
#include<queue>
#include<deque>
#include<algorithm>
#include<numeric>
#include<utility>
#include<complex>
#include<functional>
#include<stdio.h>
using namespace std;
int main(){
    int n;
    cin >> n;
    int i = 0;
    int cards[4][13];
    int j,k,,l,m;
    for(j = 0; j<4; j++){
        for(k = 0; k <13; k++){
            cards[j][k] = 0;
        }
    }
    for(i = 0;i<n;i++){
        char mark;
        int number;
        cin >> mark >> number;
        if (mark == "S"){
            cards[0][number] = 1;
        } else if (mark == "H"){
            cards[1][number] = 1;
        } else if (mark == "C"){
            cards[2][number] = 1;
        } else{
            cards[3][number] = 1;
        }
    }
    for(l = 0; l<4; l++){
        for(m = 0; m <13; m++){
            if (cards[l][m] == 0){
                if (l == 0) {
                    cout << "S" << " " << m + 1 << endl;
                } else if (l == 1) {
                    cout << "H" << " " << m + 1 << endl;
                } else if (l == 2) {
                    cout << "C" << " " << m + 1 << endl;
                } else if (l == 3) {
                    cout << "D" << " " << m + 1 << endl;
                }
            }
        }
    }
    return 0;

}

