quiz-answers.md

Quiz Answers

Week 11

1. One possible answer is shown below.

   public class Chameleon extends Critter {
   	private int moves;
   	private Color c;
   	private String display;
   
   	public Chameleon() {
   		moves = 0;
   		c = Color.RED;
   		display = "R";
   	}
   
   	public Action getMove(CritterInfo info) {
   		moves++;
   		if (moves % 3 == 0) {
   			c = Color.RED;
   			display  = "R";
   			return Action.INFECT;
   		} else if (moves % 3 == 1) {
   			c = Color.WHITE;
   			display = "W";
   		} else {
   			c = Color.BLUE;
   			display = "B";
   		}
   		if (info.getFront() == Neighbor.EMPTY) {
   			return Action.HOP;
   		} else {
   			return Action.RIGHT;
   		}
   	}
   
   	public Color getColor() {
   		return c;
   	}
   
   	public String toString() {
   		return display;
   	}
   }

2. One possible answer is shown below.

   public static void removeAdjacentMatches(ArrayList<Integer> list) {
   	for(int i = 0; i<list.size() - 1; i++) {
   		if (list.get(i) == list.get(i + 1)) {
   			list.remove(i);
   			i--;
   		}
   	}
   }