#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 x;
    cin>>suit>>x;
    
    if(suit=="S") card[0][x-1]=1;
    if(suit=="H") card[1][x-1]=1;
    if(suit=="C") card[2][x-1]=1;
    if(suit=="D") card[3][x-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;
}
