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.code;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.DataInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileWriter;
import java.io.InputStreamReader;
import java.io.Writer;

public class ReadWriteInputFile 
{
	public BufferedReader readInputFile(String filePath)
	{
		try 
		{
			FileInputStream fstream = new FileInputStream(filePath);
			DataInputStream in = new DataInputStream(fstream);
			BufferedReader br = new BufferedReader(new InputStreamReader(in));
			return br;
		} 
		catch (Exception e) 
		{
			e.printStackTrace();
			return null;
		}	
	}
	
	public Writer writeOutputFile(String filePath)
	{
		try
		{
			File file = new File(filePath);
			Writer outWriter = new BufferedWriter(new FileWriter(file));
			return outWriter;
		}
		catch (Exception e) 
		{
			e.printStackTrace();
			return null;
		}
		
	}
	
	public void closeObjects(Writer outWriter)
	{
		try
		{
			outWriter.close();
		}
		catch (Exception e) 
		{
			e.printStackTrace();
		}
	}
	
}
