/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package codejam.common;

import java.util.ArrayList;
import java.util.List;

/**
 *
 * @author Lance Chen
 */
public class CodeHelper {

    private static String FILE_ROOT = "D:/workspace/googlecodejam/meta";

    public static List<List<String>> loadInputsExcludes(String fileName) {
        List<List<String>> result = new ArrayList<List<String>>();
        List<String> lines = FileUtil.readLines(FILE_ROOT + fileName);
        int index = 0;
        for (String line : lines) {
            if (index == 0) {
                index++;
                continue;
            }
            if (index % 2 == 1) {
                index++;
                continue;
            }
            List<String> dataList = new ArrayList<String>();
            String[] dataArray = line.split("\\s+");
            for (String data : dataArray) {
                if (data.trim().length() > 0) {
                    dataList.add(data);
                }
            }
            result.add(dataList);
            index++;
        }
        return result;
    }

    public static List<List<String>> loadInputs(String fileName) {
        List<List<String>> result = new ArrayList<List<String>>();
        List<String> lines = FileUtil.readLines(FILE_ROOT + fileName);
        for (String line : lines) {
            List<String> dataList = new ArrayList<String>();
            String[] dataArray = line.split("\\s+");
            for (String data : dataArray) {
                if (data.trim().length() > 0) {
                    dataList.add(data);
                }
            }
            result.add(dataList);
        }
        return result;
    }

    public static List<String> loadInputLines(String fileName) {
        return FileUtil.readLines(FILE_ROOT + fileName);
    }

    public static void writeOutputs(String fileName, List<String> lines) {
        FileUtil.writeLines(FILE_ROOT + fileName, lines);
    }
}

import java.util.*;
import java.io.*;

public class DancingWithGooglers
{
	public static void main(String args[]) throws IOException
	{
		int case_no;
		String result = "";
		File inputFile = new File(".in");
		FileInputStream fin = new FileInputStream(inputFile);
		Scanner in = new Scanner(fin);

		PrintWriter out = new PrintWriter(new FileWriter(".out", true));

		case_no = in.nextInt();

		for( int i = 0; i < case_no; i++ )
		{
			int num_googlers, t_surprise, point, max_number_overp = 0, number_overp_temp = 0;
			PriorityQueue<Integer> _pq = new PriorityQueue<Integer>();
			result += "Case #"+ (i+1) + ": ";
			num_googlers = in.nextInt();
			t_surprise = in.nextInt();
			point = in.nextInt();

			for( int j = 0; j < num_googlers; j++ )
			{
				_pq.add(new Integer(in.nextInt()));
			}



			while( _pq.size()!= 0 )
			{
				int temp = _pq.poll().intValue();

				if( (temp <= 3*(point-1))&&(temp>=(3*(point-1)-1)))
				{
					if( (number_overp_temp < t_surprise)&&(temp > 0) )
					{
						number_overp_temp++;
						max_number_overp++;
					}
				}
				else if (temp > 3*(point-1))
				{
					max_number_overp++;

				}
			}

			result += "" + max_number_overp;
			out.println(result);
			result = "";
		}
		in.close();
		out.close();

	}
}
