// Ces programmes sont sous licence CeCILL-B V1.
class RepertoireFonctions {

  static String [] nom, tel;
  static int nb;

  static void initialise () {
    nb = 10;
    nom = new String [10];
    tel = new String [10];
    nom[0] = "Alice";
    tel[0] = "0606060606";
    nom[1] = "Bob";
    tel[1] = "0606060607";
    nom[2] = "Charles";
    tel[2] = "0606060608";
    nom[3] = "Djamel";
    tel[3] = "0606060609";
    nom[4] = "Etienne";
    tel[4] = "0606060610";
    nom[5] = "Frédérique";
    tel[5] = "0606060611";
    nom[6] = "Guillaume";
    tel[6] = "0606060612";
    nom[7] = "Hector";
    tel[7] = "0606060613";
    nom[8] = "Isabelle";
    tel[8] = "0606060614";
    nom[9] = "Jérôme";
    tel[9] = "0606060615";}

  static String recherche (String s) {
    int i;
    String r;
    i = 0;
    while  (i < nb && !Isn.stringEqual(s,nom[i])) {
      i = i + 1;}
    if (i < nb) {
      r = tel[i];} 
    else {
      r = "Inconnu";}
    return r;}

  public static void main (String [] args) {
    String n;
    initialise ();
    n = Isn.readString();
    System.out.println(recherche(n));}}