#include <bits/stdc++.h>

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;
}
}

}
