/**
 * Bunny population calculator. No change from code in lecture slides.
 * Thu Apr 6 2006
 *
 */
public class BunnyFamily
{
  private int totalBunniesNow;
  private int totalBunniesLastTime;
  
  public BunnyFamily()
  {
    totalBunniesNow = 2;       // first two numbers in the 
    totalBunniesLastTime = 1;  // Fibonacci sequence
  }
  
  public int getBunnies()
  {
    return totalBunniesNow;
  }
  
  public void updateBunnies()
  {
    totalBunniesNow = totalBunniesNow + totalBunniesLastTime;
    totalBunniesLastTime = totalBunniesNow - totalBunniesLastTime;
  }
}