public class WeirdArrayStuff {
  /* returns a string representation of the
   * array */
  public static String arrToStr(int []A) {
    if (A.length == 0) {
      return "[]";
    }
    
    String s = "[" + A[0];
    
    for (int i = 1; i < A.length; i++) {
      s += ", " + A[i];
    }
    return s + "]";
  }
  
  public static void main(String []args) {
    int []A = new int[3];
    
    A[0] = 10;
    A[1] = 20;
    A[2] = 30;

    // System.out.println("A[0] = " + A[0]);

    for (int i = 0; i < A.length; i++) {
      System.out.println("A[" + i + "]=" + A[i]);
    }
    
    System.out.println("A = " + A);
    System.out.println("A = " + arrToStr(A));
  }
}