import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;

public class Main {
	public static void main(String[] args)throws IOException
	{
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		int num = Integer.parseInt(br.readLine());
//		???????????????????????°???????????????
		ArrayList<Integer> Scd = new ArrayList<Integer>();
		ArrayList<Integer> Hcd = new ArrayList<Integer>();
		ArrayList<Integer> Ccd = new ArrayList<Integer>();
		ArrayList<Integer> Dcd = new ArrayList<Integer>();
//		S,H,C,D????????????????????¨???

		String[] buf = new String[2];
		int tmp = 0;
		for(int i=0; i<num; i++)
		{
			buf = br.readLine().split(" ");
			tmp = Integer.parseInt(buf[1]);
//			????????\?????????????????????????????????????´?
			switch(buf[0])
			{
			case "S":
				Scd.add(tmp);
				break;
			case "H":
				Hcd.add(tmp);
				break;
			case "C":
				Ccd.add(tmp);
				break;
			case "D":
				Dcd.add(tmp);
				break;
			}
		}

		for(int i=1; i<=13; i++)
		{
			if(Scd.indexOf(i)==-1)
			{
				System.out.println("S " + i);
			}
		}
//		???????????????????????????????????????????????§?????°???????´¢????????????
//		?????¨??????????????°???????????°??¨????????????
		for(int i=1; i<=13; i++)
		{
			if(Hcd.indexOf(i)==-1)
			{
				System.out.println("H " + i);
			}
		}
		for(int i=1; i<=13; i++)
		{
			if(Ccd.indexOf(i)==-1)
			{
				System.out.println("C " + i);
			}
		}
		for(int i=1; i<=13; i++)
		{
			if(Dcd.indexOf(i)==-1)
			{
				System.out.println("D " + i);
			}
		}
	}
}
/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