#include <stdio.h>

int main(){
	
	int card[4][13]={0};
	char ckind;
	int number;
	char kind[4]={'S','H','C','D'};
	int i;
	int j;
	
	scanf("%d",n);
	for(i=0;i<n;i++){
		
		scanf("%c %d",ckind,number);
		switch(ckind){
			case 'S': card[0][number]=1;
			case 'H': card[1][number]=1;
			case 'C': card[2][number]=1;
			case 'D': card[3][number]=1;
		}
		
	}
	
	for(i=0;i<4;i++){
		for(j=0;j<13;j++){
			if(card[i][j]==0){
				printf("%c %d\n",kind[i],j);
			}
		}
	}
	return 0;
}
		