#include <stdio.h>
#include <stdbool.h>

{
	int i, j, n;
	char mark;
	char marks[4] = {'S', 'H', 'C', 'D'};
	int num;
	bool cards[4][13]={false};	

	scanf("%d", &n);
	for (i=0;i<n;i++){	
		scanf("%c %d", &mark, &num); 
		for (j=0;j<4;j++) {		
			if(mark==marks[j]) {	
				cards[j][num-1]=true;	
				break;
			}
		}

	}
	for(i=0;i<4;i++) {	
		for(j=0;j<13;j++) {		
			if(!cards[i][j]) {
				printf("%c %d\n", marks[i], j+1);
			}
		}
	}
	return 0;
}
