using System.Collections.Generic;
using System.Linq;
using System;

public class Hello
{
    public static void Main()
    {
        var m = "DCHS";
        var m2 = "A23456789TJQK";
        var a = new string[52];
        var p = 0;
        foreach (var x in m)
            foreach (var y in m2)
                a[p++] = "" + x + y;
        var n = int.Parse(Console.ReadLine().Trim());
        string[] s = Console.ReadLine().Trim().Split(' ');
        var ans = new List<string>();
        foreach (var x in a)
            if (s.Contains(x)) ans.Add(x);
        Console.WriteLine(string.Join(" ", ans));
    }
}