//itp1_topic6_b
#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;
    }
  }

  
  return 0;
}

