#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;
}
