public void lesenUndVersch() {
        for (int i = 0; i < vtext.length(); i++) {
            char buchstabe = vtext.charAt(i);

            if (Character.isSpaceChar(buchstabe)) {
                System.out.print(" ");
                panetext = panetext.concat(" ");
            }
            // int asciibs = (int) buchstabe;
            else {
                String b = "";

                b = b.valueOf(buchstabe);
//                System.out.println("b value: " + b);

                for (int k = 0; k < b.length(); k++) {
                    char asciizahl = b.charAt(k);
                    //       int asciivBs = (int) asciizahl;

                    String vBs = "";
                    vBs = vBs.valueOf((int) asciizahl);
                    //                  System.out.println("vBs value: " + vBs);

                    BigInteger ans = verschluesseln(new BigInteger(vBs));
              //      byte[] b2 = ans.toByteArray();
                //    String abs = new String(b2);

              //      System.out.print(verschluesseln(new BigInteger(vBs)));
              System.out.print(ans);
                 //   panetext = panetext.concat(ans);

                }
                System.out.print(" ");
                panetext = panetext.concat(" ");
                System.out.println(panetext);
            }

        }

    }