public static void initDegree(ArrayList<Pair> candidate) {

		for (Pair in : candidate)// oneLeap中节点和candidate中节点的交集数
		{
			int number = 0;
			HashSet<Integer> adj = oneLeap.get(in.point);
			for (Pair out : candidate) {
				if (!adj.contains(out.point) && in.point != out.point)
					number++;
			}
			in.deg = number;
		}
	}