#include<bits/stdc++.h>
using namespace

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[1][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;
}
