#include <iostream>
using namespace std;

int main(){
    int n;
    cin>>n;
    int card[4][13]={};
    for(int i=0;i<n;i++){
        string suit;
        int num;
        cin>>suit>>num;
        
        if(suit=="S")card[0][num-1]=1;
        if(suit=="H")card[1][num-1]=1;
        if(suit=="C")card[2][num-1]=1;
        if(suit=="D")card[3][num-1]=1;
    }
    
    string str[4]={"S","H","C","D"};
    for(int i=0;i<4;i++){
        for(int j=0;j<13;j++){
            if(card[i][j]==1)continue;
            cout<<str[i]<<" "<<j+1<<endl;
            
        }
    }
        
    return 0
}

