#include <iostream>
using namespace std;

int main(){
	int n, i;
	char c;
	int x;
	int a[52]={0};
	cin >> n;

	for(i=0; i<n; i++){
		cin >> c >> " " >> x;

		if(c=='S'){
			a[x-1]=1;
		}
		else if(c=='H'){
			a[x-1+13]=1;
		}
		else if(c=='C'){
			a[x-1+26]=1;
		}
		else if(c=='D'){
			a[x-1+39]=1;
		}
	}

	for(i=0; i<52; i++){
		if(a[i]==0){
			if(i<13) cout << "S" << " ";
			else if(i<26) cout << "H" << " ";
			else if(i<39) cout << "C" << " ";
			else cout << "D" << " ";

			cout << endl;
		}
	}
}