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.io.PrintWriter;
import java.util.Scanner;

public class ProblemB {

	public static void main(String[] args) {
		final Scanner in = new Scanner(System.in);
		final PrintWriter out = new PrintWriter(System.out);

		final int t = in.nextInt();

		for (int tt = 0; tt < t; tt++) {
			final int n = in.nextInt();
			final int s = in.nextInt();
			final int p = in.nextInt();

			int surprisesLeft = s;
			int googlersCount = 0;
			for (int nn = 0; nn < n; nn++) {
				final int totalScore = in.nextInt();
				if (canAchieveScoreIfNormal(totalScore, p)) {
					googlersCount++;
				} else if (surprisesLeft > 0 && canAchieveScoreIfSurprising(totalScore, p)) {
					googlersCount++;
					surprisesLeft--;
				}
			}

			out.write("Case #" + (tt + 1) + ": " + googlersCount + "\n");
		}

		out.flush();
	}

	private static boolean canAchieveScoreIfNormal(int totalScore, int score) {
		return totalScore >= (3 * score - 2);
	}

	private static boolean canAchieveScoreIfSurprising(int totalScore, int score) {
		if (score == 1)
			return totalScore >= 1;
		else
			return totalScore >= (3 * score - 4);
	}

}
