public class Bruteforcer {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
          char[] charset = "ABCDEFGHIJKLMNOPQRSTUVWXYZ".toCharArray();


         int currentIndex = 0;
         String currentString = "";

         for (int i = 0; i < charset.length; i++) {
            char currentChar = charset[i];

             for (int j = 0; j < charset.length; j++) {

                 char c = charset[j];
                 currentString =  "" +currentChar + c;
                 System.out.println(currentString);

             }


         }


    }
}