#include<stdio.h>
int main(void){
	int S[14] = { 0 };
	int H[14] = { 0 };
	int C[14] = { 0 };
	int D[14] = { 0 };
	int n;
	char card;
	int number;
	scanf("%d", &n);
	for (int count = 1; count <= n; count++){
		scanf("%s", &card);
		scanf("%d", &number);
		if (card == S){
			S[number] = 1;
		}
		else if (card == H){
			H[number] = 1;
		}
		else if (card == C){
			C[number] == 1;
		}
		else if (card == D){
			D[number] = 1;
		}
	}
	for (int check = 1; check <= 14; check++){
		if (S[check] == 0){
			printf("S %d\n", check);
		}
	}
	for (int check = 1; check <= 14; check++){
		if (H[check] == 0){
			printf("H %d\n", check);
		}
	}
	for (int check = 1; check <= 14; check++){
		if (C[check] == 0){
			printf("C %d\n", check);
		}
	}
	for (int check = 1; check <= 14; check++){
		if (D[check] == 0){
			printf("D %d\n", check);
		}
	}
	return 0;
}