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 cats;

import java.io.*;
import java.util.ArrayList;
import java.util.Collections;

public class Main {
	public Main() throws Exception{
		FileReader fr = new FileReader(new File("input.txt"));
		BufferedReader in = new BufferedReader(fr);
		
		File outFile = new File("output.txt");
		outFile.createNewFile();
		FileWriter fw = new FileWriter(outFile);
		BufferedWriter out = new BufferedWriter(fw);
		
		
		
		int numTests = Integer.parseInt(in.readLine());
		for(int x = 0; x<numTests; x++){
			System.out.println("Working on case " + x + " of " + numTests);
			
			String[] split = in.readLine().split(" ");
			int numPeople, surprises, scoreToBeat;
			numPeople = Integer.parseInt(split[0]);
			surprises = Integer.parseInt(split[1]);
			scoreToBeat = Integer.parseInt(split[2]);
			
			ArrayList<Integer> totals = new ArrayList<Integer>(numPeople);
			for(int p = 0; p<numPeople; p++){
				totals.add(Integer.parseInt(split[3+p]));
			}
			Collections.sort(totals);
			Collections.reverse(totals);
			
			int count = 0;
			int surprisesLeft = surprises;
			for(int t: totals){
				if(t == 0){
					if(scoreToBeat == 0) count++;
					else break;
				}else if(t >= scoreToBeat+(scoreToBeat-1)*2){
					count++;
				}else if(t >= scoreToBeat+(scoreToBeat-2)*2 && surprisesLeft > 0){
					surprisesLeft--;
					count++;
				}else break;
			}
			out.write("Case #" + (x+1) + ": " + count + "\n");
		}
		
		
		in.close();
		out.close();
	}
	
	
	
	
	public static void main(String[] args) throws Exception{
		new Main();
	}
}
