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

public class DancingWithTheGooglers
{
    public DancingWithTheGooglers()
    {
        Scanner inFile = null;
        try
        {
            inFile = new Scanner(new File("inputB.txt"));
        }
        catch(Exception e)
        {
            System.out.println("Problem opening input file. Exiting...");
			System.exit(0);
        }
        int t = inFile.nextInt();
        
        int [] results = new int [t];
        DancingWithTheGooglersMax [] rnc = new DancingWithTheGooglersMax[t];
        
        int i, j;
        int [] scores;
        int s, p;
        for(i = 0; i < t; i++)
        {
            scores = new int [inFile.nextInt()];
            s = inFile.nextInt();
            p = inFile.nextInt();
            for(j = 0; j < scores.length; j++)
                scores[j] = inFile.nextInt();
            
            rnc[i] = new DancingWithTheGooglersMax(i, scores, s, p, results);
            rnc[i].start();
        }
        inFile.close();
        
        boolean done = false;
        
        while(!done)
        {
            done = true;
            for(i = 0; i < t; i++)
                if(rnc[i].isAlive())
                {
                    done = false;
                    break;
                }
        }
        
        PrintWriter outFile = null;
        try
        {
            outFile = new PrintWriter(new File("outputB.txt"));
        }
        catch(Exception e)
        {
            System.out.println("Problem opening output file. Exiting...");
			System.exit(0);
        }
        
        for(i = 0; i < results.length; i++)
            outFile.printf("Case #%d: %d\n", i+1, results[i]);
        outFile.close();
    }
    
    public static void main(String [] args)
    {
        new DancingWithTheGooglers();
    }
    
    private class DancingWithTheGooglersMax extends Thread
    {
        int id;
        int s, p;
        int [] results, scores;
        
        public DancingWithTheGooglersMax(int i, int [] aScores, int aS, int aP,int [] res)
        {
            id = i;
            s = aS;
            p = aP;
            results = res;
            scores = aScores;
        }
        
        public void run()
        {
            int a = 0, b = 0;
            
            if(p == 0)
                results[id] = scores.length;
            else if(p == 1)
            {
                int y;
                y = 3*p - 3;
                
                for(int i = 0; i < scores.length; i++)
                    if(scores[i] > y)
                        a++;
                    else if(scores[i] > 0)
                        b++;
                
                b = Math.min(b, s);
                results[id] = a+b;
            }
            else
            {
                int y, z;
                y = 3*p - 3;
                z = 3*p - 5;
                
                for(int i = 0; i < scores.length; i++)
                    if(scores[i] > y)
                        a++;
                    else if(scores[i] > z)
                        b++;
                
                b = Math.min(b, s);
                results[id] = a+b;
            }
        }
    }
}
/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package dancing;
import java.io.*; 
import java.util.*; 

/**
 *
 * @author Ewka
 */
public class Dancing {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        FileReader fr=null;
        PrintWriter fw=null;
        BufferedReader br;
        int noOfLines=0;  
        int noOfGooglers=0;
        int noOfSurprising=0;
        int noOfOut=0;
        int p=0;
        int noOfUsedSurp=0;
        
        String[] temp;
        
        try
        {
            fw = new PrintWriter ("outputDancingPro.txt");
        }
        catch(Exception e)
        {
            System.out.print("nie udalo sie");
        }
        
        try
        {
            fr = new FileReader("B-large.txt");            
        }
        catch(FileNotFoundException e)
        {
               System.out.println(e.getMessage());
        }
        br = new BufferedReader(fr);
        String s;
        try{
                s=br.readLine();            
                noOfLines = Integer.parseInt(s);           
                for (int i=0;i<noOfLines;i++)
                {        
                     System.out.print("Case #"+(i+1)+": ");
                     fw.print("Case #"+(i+1)+": ");
                     noOfOut = 0;
                     noOfUsedSurp=0;
                     s=br.readLine();
                     temp = s.split(" ");
                     noOfGooglers = Integer.parseInt(temp[0]);
                     int[] Scores = new int[noOfGooglers];
                     noOfSurprising = Integer.parseInt(temp[1]);
                     p = Integer.parseInt(temp[2]);
                     for (int j=0;j<noOfGooglers;j++)
                     {
                         Scores[j] = Integer.parseInt(temp[j+3]);
                     }
                     
                     Arrays.sort(Scores);
                     for (int j=noOfGooglers-1;j>=0;j--)
                     {
                        if (p==0)
                        {
                            noOfOut=noOfGooglers;
                            break;
                        }
                        else if (Scores[j] == 0)
                            continue;
                        if (Scores[j]/3 >= p)
                        {
                                noOfOut++;
                        }
                        else if (Scores[j] >= (p+(p-2)+(p-2)))
                        {
                              if ((p+(p-1)+(p-1) == Scores[j]) ||  (p+(p)+(p-1) == Scores[j]))
                              {
                                  noOfOut++;
                              }
                              else if (noOfUsedSurp < noOfSurprising)
                              {
                                  if ((p+(p-2)+(p-2) == Scores[j]) ||  (p+(p-2)+(p-1) == Scores[j]))
                                  {
                                        noOfOut++;
                                        noOfUsedSurp++;
                                  }
                              }
                        }
                        else
                        {
                            break;
                        }
                     }
                     System.out.println(noOfOut);
                     fw.print(noOfOut);
                     fw.println();
                     
                }
                fr.close();
                fw.close();
        }
        catch(Exception e)
        {
            
        }
            
    }
}
