#include <iostream>
using namespace std;
int main()
{
	int card[4][13];
	int i,j;
	for( i=0; i<4; i++){
		for( j=0; j=13; j++){
			card[i][j] =j+1;
		}
	}
		int n;
		cin >> n;
	
		char x;//?????????????¨????
		int y;//????????????number
		int k;
		for( k = 0; k < n; k++){
			cin >> x >>y;
		for( j = 0; i < 13; j++){
			if(x =='S' && y == j+1) card[0][j] = 0;
			if(x =='H' && y == j+1) card[1][j] = 0;
			if(x =='C' && y == j+1) card[2][j] = 0;
			if(x =='D' && y == j+1) card[3][j] = 0;
		}
	}
	for( i = 0; i < 4; i++){
		for( j = 0; i < 13; j++){
			if (card[i][j]==0) continue;
			if( i == 0) cout << "S" << " " << j+1 << endl;
			if( i == 1) cout << "H" << " " << j+1 << endl;
			if( i == 2) cout << "C" << " " << j+1 << endl;
			if( i == 3) cout << "D" << " " << j+1 << endl;
		}
	}
	return 0;