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 com.gcj.parser;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.util.ArrayList;
import java.util.Scanner;

public class Parser {

	private String inputFileDest;
	private FileInputStream fileInputStream;

	public Parser(String inputFileDest) {
		super();
		this.inputFileDest = inputFileDest;
		try {
			fileInputStream = new FileInputStream(new File(inputFileDest));
		} catch (FileNotFoundException e) {
			e.printStackTrace();
		}
	}

	public String getInputFileDest() {
		return inputFileDest;
	}

	public void setInputFileDest(String inputFileDest) {
		this.inputFileDest = inputFileDest;
	}

	public FileInputStream getFileInputStream() {
		return fileInputStream;
	}

	public void setFileInputStream(FileInputStream fileInputStream) {
		this.fileInputStream = fileInputStream;
	}
	
	@SuppressWarnings("unchecked")
	public ArrayList<Integer>[] toArray(){
		
		Scanner scan = new Scanner(getFileInputStream());
		
		// The first line must be an number
		Integer nbOfLines = new Integer(scan.nextLine());
		
		ArrayList<Integer>[] parsedData = new ArrayList[nbOfLines];
		int index = 0;
		
		while (scan.hasNextLine()){
			
			String line = scan.nextLine();
			String[] datas = line.split(" ");
			
			ArrayList<Integer> dataRow = new ArrayList<Integer>();
			
			for (String data : datas){
				dataRow.add(new Integer(data));
			}
			
			parsedData[index] = dataRow;
			index++;
		}
		
		return parsedData;
		
	}
	
	
}
