public class Aufruf {
  public static void main(String[] arg) {
    int n = 42;
    int k[] = new int[1];
    k[0] = 42;
    
    print("n: " + n + " |k[0]: " + k[0] + "\n");
    print("k: " + k + "\n");
    test1(n);
    test2(k);
    print("n: " + n + " |k[0]: " + k[0] + "\n");
    print("k: " + k + "\n");
  }

  public static void test1(int n) {
    n = 23;
  }
  public static void test2(int a[]) {
    // a = new int[1];
    // print("a in der Funktion: " + a + "\n");
    a[0] = 23;
  }

  /* Funktion print aus vorheriger Übung */
  public static String print(String p) {
    System.out.print(p);
    return p;
  }
  public static int print(int p) {
    System.out.print(p);
    return p;
  }
  public static double print(double p) {
    System.out.print(p);
    return p;
  }
  public static float print(float p) {
    System.out.print(p);
    return p;
  }
  
  public static String arr(int p[]) {
    int n; String r = "";
    for (n = 0; n < p.length; n++) {
      r += p[n] + ", ";
    }
    return r;
  }
}