public Direction getDirection(int spot) {
		if (spot >= 0 && spot <= 9) {
			return Direction.EAST;
		}
		if (spot >= 10 && spot <= 19) {
			return Direction.SOUTH;
		}
		if (spot >= 20 && spot <= 29) {
			return Direction.WEST;
		}
		if (spot >= 30 && spot <= 39) {
			return Direction.NORTH;
		}
		return null;
	}