Method up

src/class151/Code02_Treap1.java:52–54

(int i)

	public static double[] priority = new double[MAXN];

	public static void up(int i) {
		size[i] = size[left[i]] + size[right[i]] + count[i];
	}

	public static int leftRotate(int i) {
		int r = right[i];