import java.util.Scanner;


public class Main {
	

	public static void main(String[] args) {
		Scanner stdIn = new Scanner(System.in);
		boolean[][] a = new boolean[4][13];
		int n = stdIn.nextInt();
		for(int i = 0; i < n; i++) {
			String p = stdIn.next();
			int v = stdIn.nextInt();
			
			if(p.equals("S")) {
				a[0][v-1] = true;
			}
			else if (p.equals("H")) {	
				a[1][v-1] = true;
			}
			else if (p.equals("C")) {	
				a[2][v-1] = true;
			}
			else {
				a[3][v-1] = true;
			}
		}
		
		for(int i = 0; i < 4; i++) {
			for(int j = 0; j < 13; j++) {
				if(!a[i][j]) {
					switch(i) {
					case 0 : System.out.println("S " + (j + 1)); break;
					case 1 : System.out.println("H " + (j + 1)); break;
					case 2 : System.out.println("C " + (j + 1)); break;
					case 3 : System.out.println("D " + (j + 1)); break;
					}
				}
			}
		}
	}

}
/tmp/hf-datasets-cache/medium/datasets/42704881117311-config-parquet-and-info-qiankunmu-Project_CodeNet-896c9d36/hub/datasets--qiankunmu--Project_CodeNet_Python800_and_Java250/snapshots/c899fde44a77ba1cc14973ed3de064e4ff3aadc7/Project_CodeNet_Java250.tar.gz