import java.io.*;
import java.math.*;
import java.util.*;
import java.text.*;

public class b {
    public static void main(String[] args) {
        Scanner sc = new Scanner(new BufferedInputStream(System.in));

        int T = sc.nextInt();

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

            int n = sc.nextInt();
            int s = sc.nextInt();
            int p = sc.nextInt();

            int[] ts = new int[n];
            for (int i = 0; i < n; ++i)
                ts[i] = sc.nextInt();

            int thresh1 = (p == 1 ? 1 : (3 * p - 4));
            int thresh2 = (3 * p - 2);

            int count1 = 0, count2 = 0;

            for (int i = 0; i < n; ++i) {
                if (ts[i] >= thresh2) {
                    ++count2;
                    continue;
                }
                if (ts[i] >= thresh1) {
                    ++count1;
                }
            }

            if (count1 > s) {
                count1 = s;
            }

            System.out.format("Case #%d: %d%n", casenumber, count1 + count2);
        }
    }
}

package base;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;

import assignments.AssignmentB;


public class Solver {
	public static void main(String... args) throws IOException {
		List<Assignment> assignments = readAssignments("test");
		PrintWriter pw = new PrintWriter(new FileWriter("output.txt"));
		int i = 0;
		for (Assignment assignment : assignments) {
			String answer = "Case #" + ++i + ": " + assignment.solve();
			pw.println(answer);
			System.out.println(answer);
		}
		pw.flush();
		pw.close();

	}

	private static List<Assignment> readAssignments(String filename) throws FileNotFoundException {
		Scanner scanner = new Scanner(new File(filename));
		int amountOfAssignments = scanner.nextInt();
		scanner.nextLine();
		List<Assignment> result = new ArrayList<Assignment>();
		for (int i = 0; i < amountOfAssignments; i++) {
			result.add(AssignmentB.createFromScanner(scanner));
		}
		scanner.close();
		return result;
	}
}
