import java.util.*;
import java.io.*;

public class Q5
{
    public static void main (String args []) throws IOException
    {
        Scanner input = new Scanner (new File ("DATA5.txt"));
        PrintWriter out = new PrintWriter (new FileWriter ("OUT5.txt"));
        for ( int i = 0; i < 5; i++ ) {
            int num = Integer.parseInt ( input.nextLine () );
            out.println ( thingy ( num ) );
        }
        out.close ();
        input.close ();
    }
    
    public static String thingy ( int num ) {
        for ( int n1 = 65; n1 <= 90; n1++ ) {
            for ( int n2 = 65; n2 <= 90; n2++ ) {
                for ( int n3 = 65; n3 <= 90; n3++ ) {
                    for ( int n4 = 65; n4 <= 90; n4++ ) {
                        int k = n1*1000000 + n2*10000 + n3*100 + n4;
                        int m = n1*11 + n2*101 + n3*1009 + n4*10007;
                        int p = k % m;
                        if ( p == num ) {
                            char a1 = (char) n1;
                            char a2 = (char) n2;
                            char a3 = (char) n3;
                            char a4 = (char) n4;
                            String s = "" + a1 + a2 + a3 + a4;
                            return s;
                        }
                    }
                }
            }
        }
        return "";
    }
}