import java.util.*;

public class B {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int T = sc.nextInt();
        B th = new B();
        for (int i = 0; i < T; i++) {
            int n = sc.nextInt();
            int s = sc.nextInt();
            int p = sc.nextInt();
            int[] t = new int[n];
            for (int j = 0; j < n; j++) {
                t[j] = sc.nextInt();
            }
            int c = th.getAnswer(s,p,t);
            System.out.println("Case #" + (i+1) + ": " + c);
        }
    }
    public int getAnswer(int s, int p, int[] t) {
        int A1 = p + p-1+p-1;
        int A2 = p + p-2+p-2;
        if (A1 < 0)
            A1 = 0;
        if (A2 < 0)
            A2 = 1;
        int remain = s;
        int count = 0;
        int n = t.length;
        for (int i = 0; i < n; i++) {
            if (t[i] >= A1) {
                count++;
            } else if (t[i] < A1 && t[i] >= A2) {
                if (remain > 0) {
                    remain--;
                    count++;
                }
            }
        }
        return count;
    }
}


import java.util.Scanner;

public class B {

	/**
	 * @param args
	 */
	public static void main(String[] args) {

		Scanner in = new Scanner(System.in);

		int T = in.nextInt();

		in.nextLine();

		for (int i = 1; i <= T; i++) {

			int numDancers = in.nextInt();
			int numSurprisingTriplets = in.nextInt();
			int p = in.nextInt();
			int triplet, div, mod;
			int res = 0;

			for (int j = 0; j < numDancers; j++) {
				triplet = in.nextInt();

				div = triplet / 3;
				mod = triplet % 3;

				if (triplet != 0) {
					if (div >= p)
						res++;
					else {
						if (mod != 0) {
							div++;
							if (div >= p)
								res++;
							else {
								mod--;
								if (mod != 0) {
									div++;
									if (div >= p && numSurprisingTriplets > 0) {
										res++;
										numSurprisingTriplets--;
									}
								}
							}
						} else {
							div++;
							if (div >= p && numSurprisingTriplets > 0) {
								res++;
								numSurprisingTriplets--;
							}
						}
					}

				}
				else
					if (p == 0)
						res++;
			}
			System.out.println("Case #" + i + ": " + res);
		}
	}

}
