dic

import java.io.FileWriter;
import java.util.LinkedList;

public class Main {
    private static LinkedList<String> generarAbc() {
        char c;
        LinkedList<String> abcList = new LinkedList<>();

        for (c = 'A'; c <= 'Z'; ++c){
            abcList.add(c + "");
        }
        return abcList;
    }

    private static void generarArchivoTexto(String texto){
        try {
            FileWriter writer = new FileWriter("C:\\Users\\User\\Desktop\\TEMP\\DIC\\dic_dni_letras.txt", true);
            writer.append(texto+"\n");
            writer.close();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    private static void generarDic(int rangoInicio, int rangoFin){
        LinkedList<String> abcList = generarAbc();

        for (int i=rangoInicio;i<=rangoFin;i++){
            for (String letra1 : abcList) {
                for (String letra2 : abcList) {
                    String datoGenerado = i + letra1 + letra2;
                    System.out.println(datoGenerado);
                    generarArchivoTexto(datoGenerado);
                }
            }
        }
    }

    public static void main(String[] args) {
        generarDic(30456818,40000000);
    }
}