!747

m {

  p {

    S botID = "Boot Bot";

    S msg = "n";

    S text = format3("please forward to bot *: *", botID, msg);

    S signed = signWithComputerID(text);

    signed = changeCharacter(signed, l(signed)-10, 'x');

    print(signed);

    DialogIO io = talkTo("second.tinybrain.de", 4999);

    S greeting = io.readLine();

    S line = format3("signed: *", signed);

    print (">> " + line);

    io.sendLine(line);

    S answer = io.readLine();

    print ("<< " + answer);

    io.close();

  }

  static S changeCharacter(S s, int i, char c) {

    ret s.substring(0, i) + c + s.substring(i+1);

  }

}