import java.io.Serializable;

public class Junk implements Serializable {
  private static java.util.Random generator = new java.util.Random();
  private int answer;                                                  // The answer
  private double[] numbers;                                            // Valuable data
  private String thought;                                              // A unique thought
  private static final long serialVersionUID = 9001L;

  public Junk(String thought) {
    this.thought = thought;
    answer = 42;                                                       // Answer always 42

    numbers = new double[3 + generator.nextInt(4)];                    // Array size 3 to 6
    for(int i = 0 ; i < numbers.length ; ++i) {                        // Populate with
      numbers[i] = generator.nextDouble();                             // random values
   }
  }

  @Override
  public String toString() {
    StringBuffer strBuf = new StringBuffer(thought);
    strBuf.append('\n').append(String.valueOf(answer));
    for(int i = 0 ; i < numbers.length ; i++) {
      strBuf.append("\nnumbers[")
            .append(String.valueOf(i))
            .append("] = ")
            .append(numbers[i]);
    }
    return strBuf.toString();
  }
}