public class Test7{

//Aufgabe 1c)
    public static String textToBinary(String s) {
      for (int i=0; i< s.length(); i++) {
        char c = s.charAt(i);
        if (c == "\u00C4")
          return "11000011" + "10000100";
        else
          String result = charToBinary(c);
          System.out.println(result);
      }
      return "";
    }

    //Aufgabe 1b)
    public static String charToBinary(char c) {
      int e = Integer.valueOf(c);
      String s = "";
      for (int i=0; i<8; i++)
      {
        s = ( ( e % 2 ) == 0 ? "0" : "1") + s;
        e = e / 2;
      }
      return s;
    }
}