#include <set>
#include <map>
#include <list>
#include <queue>
#include <stack>
#include <cmath>
#include <ctype.h>
#include <ctime>
#include <cstdio>
#include <vector>
#include <string>
#include <bitset>
#include <cctype>
#include <cstdlib>
#include <cstring>
#include <utility>
#include <numeric>
#include <complex>
#include <sstream>
#include <fstream>
#include <iomanip>
#include <cassert>
#include <iostream>
#include <iterator>
#include <algorithm>
#define aLL(g) (g).begin(),(g).end()
#define REP(i, x, n) for(int i = x; i < n; i++)
#define rep(i,n) REP(i,0,n)
#define F(i,j,k) fill(i[0],i[0]+j*j,k)
#define P(p) cout<<(p)<<endl;
#define EXISt(s,e) ((s).find(e)!=(s).end())
#define INF 1<<25
#define MAX 100000000
#define MAX_N 1000
#define pb push_back
using namespace std; 
typedef vector<int> vi;
typedef vector<long long> vl;
typedef vector<double> vd;
typedef pair<int,int> pii;
typedef pair<long,long> pll;
typedef long long ll;
int dx[] = {0,1,0,-1};
int dy[] = {-1,0,1,0};

int sttoi(std::string str){int ret;std::stringstream ss;ss << str;ss >> ret;return ret;}

	
int main(){
	int n;
	cin >> n;
	bool D[13],C[13],H[13],S[13];
	for(int i = 0;i < 13;i++){
		D[i] = false;
		C[i] = false;
		H[i] = false;
		S[i] = false;
	}
	for(int i = 0;i < n;i++){
		string s;
		cin >> s;
		switch(s[0]){
		case 'D':switch(s[1]){
					case 'A':D[0] = true;break;
					case 'T':D[9] = true;break;
					case 'J':D[10] = true;break;
					case 'Q':D[11] = true;break;
					case 'K':D[12] = true;break;
					default:D[(s[1] - '0')-1] = true;break;
				 }
					break;
			case 'C':switch(s[1]){
					case 'A':C[0] = true;break;
					case 'T':C[9] = true;break;
					case 'J':C[10] = true;break;
					case 'Q':C[11] = true;break;
					case 'K':C[12] = true;break;
					default:C[(s[1] - '0')-1] = true;break;
				 }
					break;
			case 'H':switch(s[1]){
					case 'A':H[0] = true;break;
					case 'T':H[9] = true;break;
					case 'J':H[10] = true;break;
					case 'Q':H[11] = true;break;
					case 'K':H[12] = true;break;
					default:H[(s[1] - '0')-1] = true;break;
				 }
					break;
			case 'S':switch(s[1]){
					case 'A':S[0] = true;break;
					case 'T':S[9] = true;break;
					case 'J':S[10] = true;break;
					case 'Q':S[11] = true;break;
					case 'K':S[12] = true;break;
					default:S[(s[1] - '0')-1] = true;break;
				 }
					break;
		}
	}
	int count = 0;
	for(int i = 0;i < 13;i++){
		if(D[i]){
			if(i==0){
				cout << "DA";
				count++;
				if(count != n)cout << " ";
			}else if(i==9){
				cout << "DT";
				count++;
				if(count != n)cout << " ";
			}else if(i==10){
				cout << "DJ";
				count++;
				if(count != n)cout << " ";
			}else if(i==11){
				cout << "DQ";
				count++;
				if(count != n)cout << " ";
			}else if(i==12){
				cout << "DK";
				count++;
				if(count != n)cout << " ";
			}else{
				cout << "D" << i+1;
				count++;
				if(count != n)cout << " ";
			}
		}
	}	
	for(int i = 0;i < 13;i++){
		if(C[i]){
			if(i==0){
				cout << "CA";
				count++;
				if(count != n)cout << " ";
			}else if(i==9){
				cout << "CT";
				count++;
				if(count != n)cout << " ";
			}else if(i==10){
				cout << "CJ";
				count++;
				if(count != n)cout << " ";
			}else if(i==11){
				cout << "CQ";
				count++;
				if(count != n)cout << " ";
			}else if(i==12){
				cout << "CK";
				count++;
				if(count != n)cout << " ";
			}else{
				cout << "C" << i+1;
				count++;
				if(count != n)cout << " ";
			}
		}
	}	
	for(int i = 0;i < 13;i++){
		if(H[i]){
			if(i==0){
				cout << "HA";
				count++;
				if(count != n)cout << " ";
			}else if(i==9){
				cout << "HT";
				count++;
				if(count != n)cout << " ";
			}else if(i==10){
				cout << "HJ";
				count++;
				if(count != n)cout << " ";
			}else if(i==11){
				cout << "HQ";
				count++;
				if(count != n)cout << " ";
			}else if(i==12){
				cout << "HK";
				count++;
				if(count != n)cout << " ";
			}else{
				cout << "H" << i+1;
				count++;
				if(count != n)cout << " ";
			}
		}
	}	
	for(int i = 0;i < 13;i++){
		if(S[i]){
			if(i==0){
				cout << "SA";
				count++;
				if(count != n)cout << " ";
			}else if(i==9){
				cout << "ST";
				count++;
				if(count != n)cout << " ";
			}else if(i==10){
				cout << "SJ";
				count++;
				if(count != n)cout << " ";
			}else if(i==11){
				cout << "SQ";
				count++;
				if(count != n)cout << " ";
			}else if(i==12){
				cout << "SK";
				count++;
				if(count != n)cout << " ";
			}else{
				cout << "S" << i+1;
				count++;
				if(count != n)cout << " ";
			}
		}
	}	
	P("");
}